Boys' Short Sleeve Core Surf Shirt - Black | Under Armour

Simple, sporty, and ready for sunny swim days, this Under Armour boys short sleeve core surf shirt gives him lightweight coverage for the pool, beach, swim lessons, and summer vacations. The boys surf shirt features UPF 50+ sun protection, quick-drying water-resistant technology, and stretchy fabric that helps him move comfortably in and out of the water.

The short sleeve fit keeps it easy to wear with swim trunks, while the bold Under Armour logo gives it a clean athletic look kids can wear beyond the water. Pair it with boys swim shorts, water sandals, or a beach towel for a ready-to-go summer outfit.

Explore more: Baby Boys’ Swimwear | Boys’ swimwear

Trusted store: Secure checkout; fast handling; easy returns (US & Canada)
Sizes available: S (8Y), M (10-12Y)
Add to cart — Fast US/CA shipping while sizes are available

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 summer play
• Parent Benefit: Lightweight sun coverage that pairs easily 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
• Chlorine Resistant: No
• Color/Pattern: Black with Under Armour logo
• Sizes: S (8Y), M (10-12Y)
• Shipping/Returns: Fast US & Canada shipping with easy returns