Are Nammu swim hats available in different sizes?
Yes! Nammu hats come in XS, S, One Size, and XL to fit kids and adults of all head sizes. Check our Size Chart to find your perfect fit.
October 2024
Can I wear a Nammu swim hat with other headgear?
Yes! Nammu hats work great with goggles, sunglasses, earplugs, and cochlear implant processors. They're comfortable enough to wear all day at the pool or beach.
Are Nammu swim hats suitable for all water activities?
Yes! Nammu hats are great for swimming, snorkeling, paddleboarding, kayaking, and any outdoor water activity. Their secure fit and UPF 50+ protection make them a versatile choice for the whole family.
How should I care for my Nammu swim hat?
Rinse with fresh water after each use to remove chlorine or saltwater. Hand wash with mild soap and lay flat to air dry in the shade — direct sun can fade the color and wear down the fabric over time. Avoid machine washing or tumble drying. Care instructions are also printed on the label inside
October 2020
What sizes do Nammu hats and shirts come in?
Swim Hats Chart Size Circumference + XS 17.5"/44.5cm Best fit for babies and toddlers for a snug fit S 20"/49cm Only available in the revisable hats One Size 21.5"/54.6cm XL 23.5"/59.7cm Best fit for above-average size adult head Sizing Tips To ensure you get the right
January 2016
What are my Shipping Options?
Orders shipped to the USA include full tracking and typically arrive within 6–10 business days. Due to ongoing tariffs between Canada and the U.S., some packages may be held at customs, which can cause delays beyond our control. If you need your order urgently, contact us before placing your order. We'll do our best
Can I pay with my credit/debit card?
Yes! You can securely pay with any major credit or debit card. We process payments through Stripe and PayPal — no PayPal account required.
What is your Guarantee?
At Nammu, we stand behind every product we sell. If you're not completely satisfied, we'll make it right with an exchange, replacement, or full refund within 30 days of purchase. Your satisfaction is our priority.
Q: What is your return policy?
We accept returns and exchanges within 30 days of delivery, as long as the hat is unused and in its original condition. We process refunds and exchanges once we receive the item back—we can't refund an order while it's still on its way to us. Return shipping is the customer's responsibility, unless the mistake was
Q: Do you have different promotions and deals on Nammu?
Q: Do you have different promotions and deals at Nammu? A: Yes! We frequently update our special offers. The best way to stay informed about exclusive deals and updates is to register for our newsletter. Be sure to check the Nammu website regularly for the latest promotions. You can also follow us on Facebook