From family day hikes to getting the hang of riding a bike, the toddlers' REI Co-op Mountainmaker pants have the fit and fortitude to handle the demands of an active tyke. Formerly known as the REI Co-op Trailmade pants, these pull-on pants have a wide elastic waistband with a drawstring Quick-drying, durable stretch nylon features a durable water repellent (DWR) finish to shed light rain and stains UPF 50+ sun protection Front hand pockets Elastic at the back of the cuffs provides a loose jogger fit Faux fly 2T size has an inseam of 12 in.