Meet the Performance Base Top 01 —a durable, high-compression top with UPF 50+ protection, backpack-friendly straps, and moisture-wicking fabric, perfect for any adventure. Layer it under our Trail Sun Shirt 02 or wear it solo for versatile comfort on the trail! HIKER-APPROVED FEATURES High-compression Opaque coverage Recycled materials Breathable Cool interior feeling UPF 50+ sun protection High-abrasion + pilling-resistance Four-way stretch bluesign® and OEKO-TEX® certified performance materials SIZE + FIT Designed to be worn as a top Women with smaller frames should size down Sam is 5'5" and wearing a size S Size Guide
