The Nike Boys' Open Hem Therma Pants are designed to give him exceptional warmth without restricting his motion. Made to deliver breathable insulation, these pants feature ultra-soft, Nike Therma fabric in a relaxed cut for a comfortable, cozy feel. Open hems allow for easy on and off, and the stretch waistband provides a personalized fit. Chilly temperatures won't stop him when he's wearing these Nike Boys' Therma Pants.