The Icebreaker Boys' Short-Sleeve Tech Lite Logbike T-Shirt is no ordinary T-shirt. It harnesses the power of soft and lightweight merino wool fabric to offer top-notch breathability and naturally antimicrobial benefits. The shirt can be worn for multiple days without getting smelly, and it offers UPF 40-rated sun protection. Your boy will love the cool, log-tire bike graphic. Whether your boy puts this T-shirt through the ringer during rough-and-tumble everyday wear, or out on hiking or camping trips, it's sure to become a quick favorite.