Thank you very much for viewing! Boxer briefs with belly warmer for boys, set of 3! Made with cotton-blend, heat-generating fibers! Gentle on the skin, with a focus on cotton! Made with stretchy cotton-blend material, so it fits gently to the body. The belly warmer provides peace of mind for the easily chilled abdominal area. ◇ Made in China Colors: Navy, Black Border, Black Size: Boys' 90 Waist: 45-51 cm Material: 45% Cotton, 30% Acrylic, 20% Rayon, 5% Polyurethane Please note that returns and exchanges due to customer circumstances are not accepted.