Golf Tutorials

How to Clean a White Golf Cap

By Spencer Lanoue
July 24, 2025

A brilliant white golf cap feels like the finishing touch on a perfect day on the course - until it’s not so brilliant anymore. A few rounds in, and that pristine hat starts to tell a story of sun, sweat, and stray dirt from a difficult lie. This guide will walk you through, step-by-step, the best way to restore your white golf cap to its former glory without damaging its shape or fabric. We'll cover the right way to hand-wash your hat and the correct method for drying it perfectly every time.

Why You Shouldn't Just Toss It in the Washing Machine

As a coach, I see players treat their equipment with respect, from their clubs to their shoes. Your cap is no different. Tossing a golf hat into a washing machine might seem like the easy fix, but it's often a one-way ticket to a ruined cap. Here’s what can go wrong:

  • The Brim Gets Wrecked: Many hat brims, especially in older caps, contain cardboard. Even if the brim is made of modern plastic, the sheer force of a washing machine's spin cycle can bend, crack, or permanently warp it. Once the structure of the brim is gone, the hat never looks quite the same.
  • The Cap Loses Its Shape: Golf caps are designed with a specific structure in their front panels to maintain that classic look. The aggressive tumbling action of a washer can flatten these panels, causing the hat to lose its form and become a floppy, shapeless mess.
  • The Fabric Suffers: Most golf caps are made from high-performance synthetic materials or cotton blends. The high heat from a washing machine and especially a dryer can cause these fabrics to shrink, fade, or weaken. Stitched logos and embroidery can also fray or pucker under the stress.

Just like you wouldn’t use a sand wedge from the fairway, you shouldn't use a washing machine for a delicate piece of gear like your cap. A little hands-on care is the best approach.

Gather Your Cleaning Gear

The good news is you don’t need a professional cleaning service or any expensive gadgets. You likely have everything you need right at home. Here’s a quick checklist of your cleaning toolkit:

  • A Clean Sink or Basin: Any container large enough to fully submerge the cap will do.
  • Mild Laundry Detergent: Look for a detergent that is free of bleach and dyes. A "gentle" or "free and clear" formula is perfect.
  • Stain Remover (Optional but recommended): For a white hat, a product with oxygenated bleach like OxiClean or a homemade paste of baking soda and water works wonders on stubborn stains, especially sweat marks. Never use chlorine bleach, as it can turn white fabrics yellow.
  • A Soft-Bristled Brush: An old toothbrush is the ideal tool for this job. It’s gentle enough not to damage the fabric but firm enough to lift away dirt and oils.
  • A Clean Towel: You’ll need this for the drying process.
  • A Form for Drying: This is an object that will help your cap keep its shape as it dries. A dedicated hat form or shaper is great, but a coffee can, a mixing bowl, or even a balled-up towel works just as well.

The Premier Method: How to Hand-Wash Your White Golf Cap

Hand-washing is the undisputed champion for cleaning golf hats safely and effectively. It gives you complete control over the process, allowing you to treat stained areas without subjecting the whole cap to unnecessary wear and tear. Just follow these steps.

Step 1: Pre-Treat Tough Stains

Before the main wash, give stubborn spots some extra attention. The most common culprit on a golf cap is the sweatband, which can become discolored from sweat and sunscreen.

Create a paste using a scoop of OxiClean and a little bit of water. Using your toothbrush, gently apply this paste directly to the sweatband and any other noticeable stains. Let it sit for about 20-30 minutes. This gives the stain remover time to break down the oils and grime before you begin washing.

Step 2: Prepare the Wash Basin

Fill your sink or basin with cool to lukewarm water. Avoid hot water, as it can be too harsh on the fabric and might cause shrinkage or damage any logos. Add a very small amount of your mild laundry detergent to the water - about half a teaspoon should be plenty. Swish it around to make sure the soap is fully dissolved.

Step 3: The Soaking Phase

Submerge your cap in the soapy water. Gently press it down to ensure it’s fully saturated. Let it soak for at least 30 minutes, but for a heavily soiled cap, an hour or two is even better. This soaking period does most of the heavy lifting for you, loosening dirt and allowing the detergent to work its magic.

Step 4: Gentle Scrubbing

After the soak, it's time for some light active cleaning. Take the cap out of the water but don't rinse it yet. Using your soft-bristled toothbrush, gently scrub the areas that need the most help. The sweatband will be your primary focus. Use small, circular motions. Address any other visible spots on the crown or brim as needed.

Be methodical but gentle. You’re not trying to scrub the threads apart, you’re just helping to lift away the grime that the soaking process has loosened. Dip your brush back into the soapy water as needed to keep things sudsy.

Step 5: Rinse Thoroughly

Once you’re satisfied with the scrubbing, it’s time to rinse. Drain the soapy water and refill your sink with clean, cool water. Submerge the cap and gently agitate it to rinse away the suds. You may need to drain and repeat this process a couple of times to get all the detergent out. It's important to be thorough, as leftover soap residue can leave the fabric feeling stiff and can attract more dirt later.

When you're rinsing, do not wring or twist the hat. This is one of the quickest ways to damage the fabric and ruin the brim’s shape.

The Art of Drying: How to Finish the Job Right

How you dry your cap is just as impactful as how you wash it. A bad drying job can undo all your careful work. Here’s how to ensure it dries back to a perfect, wearable shape.

Step 1: Remove Excess Water

Lay your clean, damp towel flat. Place the wet cap on top of it. Gently fold the towel over the cap and press down firmly to absorb as much water as possible. You can reshape it a bit with your hands at this stage. Again, avoid any twisting or wringing motions.

Step 2: Give It Some Shape

This is where your drying form comes in. Place the cap over a coffee can, a small bowl, a jar, or even a neatly balled-up second towel. The goal is to find an object that fills out the crown of the cap, mimicking the shape of your head. This will prevent it from collapsing and getting creased as it dries. Smooth out any wrinkles with your hands to get a clean finish.

Step 3: Let it Air Dry

Find a well-ventilated spot to let your cap air dry completely. Place it away from direct sunlight, as strong UV rays can sometimes cause white fabric to yellow over time. A laundry room or a spot on a kitchen counter is perfect.

Patience is the name of the game here. Depending on the humidity in your home, it could take 24 to 48 hours for the cap to dry fully. Don't rush it by trying to use a hairdryer, as the direct heat can cause damage. Give it the time it needs, and you’ll be rewarded with a cap that looks almost new.

Final Thoughts

Keeping your white golf hat pristine really comes down to gentle hand-washing and careful air-drying. When you take the time to clean your equipment properly, you’re investing in your game and your on-course confidence. It's rewarding to show up to the first tee looking and feeling your best, right down to the cap on your head.

It’s all about focusing on the small details that build confidence. We know how much those details matter - it’s why we created a tool to help you with the most important details of all: your on-course decisions. If you've ever felt unsure standing over a shot or picking a club, Caddie AI acts as your personal golf expert, available 24/7. When you’re facing a tough lie, you can even snap a photo of your ball, and our AI will analyze the situation and give you a smart plan. We aim to take the guesswork out of golf, so you can play with more clarity and confidence on every hole.

Spencer has been playing golf since he was a kid and has spent a lifetime chasing improvement. With over a decade of experience building successful tech products, he combined his love for golf and startups to create Caddie AI - the world's best AI golf app. Giving everyone an expert level coach in your pocket, available 24/7. His mission is simple: make world-class golf advice accessible to everyone, anytime.

Other posts you might like

How to Throw a Golf Tournament Fundraiser

Thinking about hosting a golf tournament fundraiser is the first swing, executing it successfully is what gets the ball in the hole. This guide will walk you through the entire process, step-by-step, from laying the initial groundwork months in advance to watching your happy golfers tee off. We’ll cover everything from securing sponsors and setting your budget to planning the on-course fun that makes an event unforgettable.

Read more
card link

What Is a Golf Handicap?

A golf handicap does more than just give you bragging rights (or a reason to demand strokes from your friends) - it’s the game’s great equalizer and the single best way to track your improvement. This guide breaks down what a handicap is, how the supportive math behind a handicap index a is, and exactly how you can get one for yourself. We’ll look at everything from Course Rating to Adjusted Gross Score, helping you feel confident both on the course and in the clubhouse.

Read more
card link

What Is the Compression of a Pinnacle Rush Golf Ball?

The compression of a Pinnacle Rush golf ball is one of its most defining features, engineered specifically to help a huge swath of golfers get more distance and enjoyment from their game. We'll break down exactly what its low compression means, who it's for, and how you can use that knowledge to shoot lower scores.

Read more
card link

What Spikes Fit Puma Golf Shoes?

Figuring out which spikes go into your new (or old) pair of Puma golf shoes can feel like a puzzle, but it’s much simpler than you think. The key isn't the brand of the shoe, but the type of receptacle system they use. This guide will walk you through exactly how to identify your Puma's spike system, choose the perfect replacements for your game, and change them out like a pro.

Read more
card link

How to Use the Golf Genius App

The Golf Genius app is one of the best tools for managing and participating in competitive golf events, but figuring it out for the first time can feel like reading a new set of greens. This guide cuts through the confusion and shows you exactly how to use the app as a player. We’ll cover everything from logging into your tournament and entering scores to checking the live leaderboard so you can enjoy the competition without any tech headaches.

Read more
card link

How to Not Embarrass Yourself While Golfing

Walking onto the first tee with sweaty palms, worried you’ll be a good partner to paly wtih...or even asked back again ...We’ve all been there - trust me! The real trick of feeling confortable... is about how you handle you’re ready to plsy. THIS guide explains the simple rules of the rode to show you hnow t play golf while staying calm relaxed and focused... an having much morse fun while you,',re aat it? You'll also play with confidence a dn make fiendsa while you're at i

Read more
card link
Rating

Instant advice to help you golf like a pro

Just ask a question or share a photo and Caddie gives personalized guidance for every shot - anytime, anywhere.

Get started for free
Image Descrptions