Hats for Big Heads

Thousands of Verified ⭐⭐⭐⭐⭐ 5 Star Reviews

Shop all Sun Protection Products

Bundles

Best Beach Accessories

On Sale

New Release

Womens Collection

Mens Collection

Kids Collection

Beach Accessories

Hiking Gear

Beach Accessories

Wide Brim Sun Hat with Ponytail Hole

~~$24.99 AUD~~From $19.99 AUD

Big Head Extra Large Wide Brim Hat

~~$34.99 AUD~~From $24.49 AUD

Vintage Washed Wide Brim Bucket Hat

~~$32.99 AUD~~From $19.79 AUD

Winter Bucket Hat with Inner Fleece

$26.99 AUD

Big Head Extra Large Wide Brim Hat

~~$34.99 AUD~~ $27.99 AUD

Head Size: XL 60-65 cm, L 55-60cm
UPF50+ Material Blocks UVA and UVB Rays
Extra Wide 12cm Brim for Optimal Protection
Windproof Draw String/Chin Strap
Breathable Moisture Wicking Materials
Packable/Foldable without Creasing

View full details

Guaranteed Safe Checkout

Thousands of Verified ⭐⭐⭐⭐⭐ 5 Star Reviews

Why OZ SMART?

A Better Fit With Hats for Big Heads

Big head hats are designed with extra room in the right areas, so the proportion and fit feel just right. We’ve designed these sun hats to be lightweight and breathable, with UPF 50+ coverage to help manage time in the sun.

Where the difference shows up:

Wide brim hats that give you more coverage over your face and neck
Bucket hats for big head sizes that offer extra room through the crown
Adjustable features, such as drawstrings and chin straps, keep the hats in place
Flexible bands that ease pressure around your head

This gives you a more balanced fit that works for long days outdoors, with a range of styles to match the day’s activities.

Where a Bigger Fit Works Best

Getting the right fit goes a long way, especially when you’re someone who spends plenty of time outdoors. Where a better fit really counts:

Outdoor work where you need steady coverage
Beach holidays where wider brims cover your face and neck
Hiking when lighter styles help cover longer distances
School pick-ups or errands when you’re heading out in the sun
Travel where a big bucket hat packs easily into a bag

These hats for big heads are shaped with extra room where needed. The proportions are properly adjusted to avoid the tight or awkward fit common in standard hats, making them easy to wear regularly. That extra room also helps keep airflow moving around your head, which can make a noticeable difference during warmer weather.

Why Choose OZ Smart for Big Head Hats?

The right fit matters more than anything, which is why our hats for big heads are shaped with the right structure. You’ll see the same approach across the range, including bucket hats for big heads that are comfortable to wear for longer stretches outside.

Why people choose our hats:

Each hat is shaped to give you room in the right areas, so it fits naturally for bigger sizes.
Fabrics are UPF 50+ and tested to block over 98% of UV radiation. If you’re curious how it’s done, you can read how our hats are UPF tested here.
There’s a 30-day return window with easy returns, so you can try the fit at home and exchange if it’s not quite right.
Orders are packed and sent quickly, with stock held in Sydney and Melbourne for shorter wait times.

Once you’ve found the right fit, it’s easy to round things out with OZ Smart hats for big heads, along with men’s hats and gear for everyday use. There’s also a full range of headwear for women and kids, plus hat bundles that help cover everyone in one go.

Frequently Asked Questions

What head sizes do OZ Smart big head hats fit?

Our big head hats are made with extended sizing to suit larger head measurements, along with adjustable features to help fine-tune the fit. You’ll find they allow more room through the crown while still feeling comfortable to wear.

Are big head hats available in wide brim styles?

Yes, they are. Wide brim options are available in bigger sizes, giving you extra coverage across your face and neck. These are a great pick for beach days, fishing or long hours working outdoors.

Do these hats still offer UPF 50+ sun protection?

They do, every hat in the range uses UPF 50+ materials that block over 98% of UV radiation. That means you’re getting the same level of coverage across all sizes.

Can I adjust the fit on OZ Smart big head hats?

Most styles include adjustable features like drawstrings or chin straps, allowing you to tweak the fit to suit you. This helps keep the hat secure when you’re out and about.

What if the hat does not fit me? Can I return it?

If the hat doesn’t fit quite right, there’s a 30-day return window that gives you time to try it on at home and check the fit properly. If you need a different size or style, you can swap it over or send it back easily.

Secure Payments

Encrypted Transactions

Free Shipping

All orders over $59 AUD

90 Day Returns

Satisfaction Guarantee

Support Online

We support customers 24/7

Collections

Collection 13 Products

Collection 46 Products

Collection 34 Products

Collection 9 Products

Collection 11 Products

Collection 17 Products

<div class="dynamic-checkout__content" id="dynamic-checkout-cart" data-shopify="dynamic-checkout-cart"> <shopify-accelerated-checkout-cart wallet-configs="[{"supports_subs":true,"supports_def_opts":false,"name":"shop_pay","wallet_params":{"shopId":61483188381,"merchantName":"OZ Smart","personalized":true}},{"supports_subs":false,"supports_def_opts":false,"name":"paypal","wallet_params":{"shopId":61483188381,"countryCode":"AU","merchantName":"OZ Smart","phoneRequired":true,"companyRequired":false,"shippingType":"shipping","shopifyPaymentsEnabled":true,"hasManagedSellingPlanState":false,"requiresBillingAgreement":true,"merchantId":"N3ANUULVQXU3L","sdkUrl":"https://www.paypal.com/sdk/js?components=buttons\u0026commit=false\u0026currency=AUD\u0026locale=en_US\u0026client-id=AexZEtAxk09Ncgj6FSWFFyGKbxxAZ_LTyJ2DPdJWl1YUlecinmc5AfIaRF2qYjWlusWahlzz6SVkY5Ci\u0026merchant-id=N3ANUULVQXU3L\u0026intent=tokenize\u0026vault=true"}}]" access-token="1838446adbce6a44a3dcd2e4e08a9c8e" buyer-country="AU" buyer-locale="en" buyer-currency="AUD" shop-id="61483188381" cart-id="2b7f1c285dc9249e183ded6cedb769ac" enabled-flags="["ce346acf"]" > <div class="wallet-button-wrapper"> <ul class='wallet-cart-grid wallet-cart-grid--skeleton' role="list" data-shopify-buttoncontainer="true"> <li data-testid='grid-cell' class='wallet-cart-button-container'><div class='wallet-cart-button wallet-cart-button__skeleton' role='button' disabled aria-hidden='true'>&nbsp</div></li><li data-testid='grid-cell' class='wallet-cart-button-container'><div class='wallet-cart-button wallet-cart-button__skeleton' role='button' disabled aria-hidden='true'>&nbsp</div></li> </ul> </div> </shopify-accelerated-checkout-cart> <small id="shopify-buyer-consent" class="hidden" aria-hidden="true" data-consent-type="subscription"> One or more of the items in your cart is a deferred, subscription, or recurring purchase. By continuing, I agree to the <span id="shopify-subscription-policy-button">cancellation policy</span> and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted. </small> </div>

Over 30,000 Customers Served

Thousands of Verified ⭐⭐⭐⭐⭐ 5 Star Reviews

Hats for Big Heads

Wide Brim Sun Hat with Ponytail Hole

Big Head Extra Large Wide Brim Hat

Vintage Washed Wide Brim Bucket Hat

Winter Bucket Hat with Inner Fleece

Big Head Extra Large Wide Brim Hat

Size: Extra LargeSize Guide

Color: Dark Grey

Over 30,000 Customers Served

Thousands of Verified ⭐⭐⭐⭐⭐ 5 Star Reviews

Why OZ SMART?

A Better Fit With Hats for Big Heads

Where a Bigger Fit Works Best

Why Choose OZ Smart for Big Head Hats?

Frequently Asked Questions

Secure Payments

Free Shipping

90 Day Returns

Support Online

Collections

Main Menu

Main Menu

Important Information

Important Information

Contact Us

Contact Us

Claim Your Discount

Claim Your Discount