ʻĀhina Men's Rash Guard

$49.64 ~~$68~~ In stock

Don’t let sunburn, wind, sand, or other elements ruin your day! This smooth and versatile long-sleeve rash guard will protect you while you have fun doing sports. It is slim-fitted with flat ergonomic seams, and a bit longer than your casual tee for extra comfort and protection.

Fabric & Features

• 82% polyester, 18% spandex
• 38-40 UPF
• Fitted design
• Comfortable long body and sleeves
• Flatseam and coverstitch
• Very soft four-way stretch fabric that stretches and recovers on the cross and lengthwise grains

Size guide

XS	S	M	L	XL	2XL	3XL
Chest (inches)	36 ¼	37 ¾	39 ⅜	42 ½	45 ⅝	48 ⅞	52
Waist (inches)	29 ⅞	31 ½	33 ⅛	36 ¼	39 ⅜	42 ½	45 ⅝
Hips (inches)	37	38 ⅝	40 ⅛	43 ¼	46 ½	49 ⅝	52 ¾

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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Delivery costs

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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Returning an item

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.8 / 5 · 5 reviews)

Evelyn ★★★★★ Oct 19, 2026

The flat ergonomic seams are a game-changer—no chafing even after a long paddle out. The slim fit hugs just right without feeling restrictive, and the smooth fabric sheds wind and sand like nothing. This is the first rash guard I’ve owned that I actually forget I’m wearing.

Matthew T. ★★★★★ Oct 18, 2026

I’ve worn this on three surf sessions already and the slim fit stays put without riding up, even when I’m tumbling around in waves. The fabric feels smooth against my skin and really does keep the wind and sand from getting annoying between sets.

Lily ★★★★★ Oct 14, 2026

The flat seams on this rash guard are a game changer for paddleboarding — zero chafing after three hours on the water. It's slim-fitted without feeling tight across the shoulders, and the long sleeves kept the sun off my arms completely.