Best Sports Underwear for Boys of 2025

The INNERSY Boys Boxers offer a classic style that prioritises comfort and support. Made from soft fabric, they feature an elastic waistband that stretches to fit, ensuring a non-restricted feel during activities, such as P.E. at school. The ergonomic 3D crotch design provides ample space without pinching, making them ideal for everyday wear. Additionally, the tag-free design eliminates scratchy labels, allowing you to enjoy a smooth fit. Easy to care for, these boxers can be machine washed and tumble dried while maintaining their shape and colour.

The INNERSY Boys Boxer Shorts are a versatile pack of seven pairs, featuring vibrant colours like black, blue, and red. Designed with a classic cut and a 3D open fly, these boxers provide comfort and ease of movement, ensuring you stay fresh and dry throughout the day. The elastic waistband stretches to fit perfectly, preventing any uncomfortable ride-up. Ideal for active teens, these shorts are also tag-free, eliminating scratchy labels, and they maintain their colour and shape after washing, making them a practical choice for everyday wear.

INNERSY Boys Boxer Briefs are designed for comfort and practicality, perfect for daily wear or sports activities. Made with quick-dry mesh fabric, these boxers keep you feeling light and breathable throughout the day. They feature an ergonomic contour pouch with a 3D open fly, providing ample space and breathability, ideal for active boys. The ultra-elastic waistband ensures a snug fit without restriction, preventing any ride-up or roll-down, so you can focus on your activities without distraction.

The Stolpyzh Thermal Sports Set is designed for active boys, featuring four-way stretch fabric that provides support and helps prevent injuries during sports. Its quick-dry and moisture-wicking materials ensure that sweat is drawn away from the skin, keeping your child dry and comfortable. The ultra-soft, seamless inner layer is gentle on delicate skin, making it suitable for everyday wear or as thermal underwear in colder conditions. This versatile set is perfect for a range of activities, including weight training, running, and even as cosy winter pyjamas.

The Holimaid Thermal Set is designed for an optimal fit, ensuring your child enjoys ultimate comfort and support during sports and activities. Its breathable material keeps them dry and comfortable, even during intense play. Thanks to the quick-dry technology, moisture is efficiently wicked away from the skin, allowing active kids to stay cosy throughout the day. Additionally, the shaping and compression features help improve circulation and muscle support, enhancing performance while providing a stylish look for young athletes.

The SIMIYA Kids Thermal Set is designed for ultimate comfort and performance. Made from a cosy blend of polyester and spandex, this set keeps your child warm without irritation, making it ideal for chilly days. Its moisture-wicking properties quickly absorb sweat, ensuring kids stay dry during exercise. With four-way stretch fabric, it allows freedom of movement, so your child can play, ski, or run without feeling restricted. The snug fit design contours to their body, providing warmth while maintaining a stylish look.

The Slazenger Junior Boxer Shorts are expertly crafted in a multi-stretch polyester, ensuring you enjoy great comfort during your activities. The elasticated waist band provides a secure fit, allowing you to move freely without any discomfort. An elasticated pouch is integrated, giving you the option to insert an abdo guard for added protection when playing sports. Made from 94% polyester and 6% elastane, these shorts are suitable for various sports, making them a versatile choice for active youngsters.

The Linlook Kids Thermal Set offers a comfortable two-piece design featuring an elastic waistband and fleece-lined moisture-wicking fabric. You can wear this thermal underwear underneath your clothing for extra warmth or as cosy pyjamas on cold nights. Made from ultra-soft polyester and spandex, these garments provide excellent comfort and freedom of movement. Additionally, they effectively wick away sweat, ensuring you stay dry during any activity, whether it's skiing, cycling, or playing football in chilly weather.

The Adixun Thermal Baselayers Set is designed for warmth and comfort, featuring high-quality flat stitching that ensures easy wear and durability. The premium fleece lining keeps your child warm during winter activities like football, cycling, or jogging. Additionally, the moisture-wicking fibres help keep your child dry by drawing away sweat, enhancing comfort during outdoor play. With its four-way stretch fabric, this set allows for unrestricted movement, making it perfect for various sports and daily activities.

The Boys Boxer Trunks are designed for ultimate comfort and versatility. Made from a soft and breathable cotton blend, these boxers feel lightweight against your skin, allowing you to forget you're even wearing them. The elastic waistband ensures a snug fit without any discomfort, making them perfect for all-day wear. With a functional button-fly closure, these trunks offer convenience and a classic look, ideal for lounging at home or engaging in various activities.