Adidas HEAT.RDY Shorts Kids. adidas HEAT.RDY Shorts maleBecause hot days don't keep you on the sidelines. These juniors' adidas shorts handle heat and sweat, so you stay focused on your training session. Basic in the best way, they're a pair you can wear on repeat. The split hem takes squats and lunges into account, and the elastic waist feels secure on the move.Elastic waist.71% nylon, 29% elastane doubleknit.Shorts for training.Washing Instructions: Machine wash warm.