Boys' Short Sleeve Core Surf Shirt - Mod Gray | Under Armour

Made for beach days, pool play, swim lessons, and summer vacations, this Under Armour boys short sleeve core surf shirt keeps him covered without feeling heavy. The boys surf shirt features UPF 50+ sun protection, stretchy lightweight fabric, and quick-drying water-resistant technology for easy comfort in and out of the water.

The short sleeve design gives him simple swim coverage with an athletic fit that works well over swim trunks. Pair it with boys swim shorts, water sandals, or a beach towel for a practical warm-weather outfit.

Explore more: Baby Boys’ Swimwear | Boys’ swimwear

Trusted store: Authorized Under Armour retailer; secure checkout; fast handling; easy returns (US & Canada)
Sizes available: S (8Y), M (10-12Y), L (14-16Y), XL (18-20Y)
CTA: Add to cart — Fast US/CA shipping

Product Details

• Brand: Under Armour
• Gender/Age: Boys / Kids
• Piece Type: Short sleeve surf shirt
• Fabric/Feel: Stretchy, light, and quick-drying
• Material: 92% Polyester / 8% Spandex
• Key Feature 1: UPF 50+ sun protection
• Key Feature 2: Water-resistant technology helps fabric dry quickly
• Fit/Mobility: Stretch fabric supports easy movement for swimming and outdoor play
• Parent Benefit: Lightweight sun coverage that is easy to pair with swim trunks
• Best For: Pool days, beach trips, swim lessons, splash parks, water parks, and vacations
• What Parents Love: UPF 50+ coverage, quick-drying comfort, and simple athletic styling
• Season/Use: Summer, vacation, beach, pool, and outdoor water play
• Care: Machine wash; follow garment care label instructions
• Color/Pattern: Mod Gray with Under Armour logo
• Sizes: S (8Y), M (10-12Y), L (14-16Y), XL (18-20Y)
• Shipping/Returns: Fast US & Canada shipping with easy returns