The Fox Kids' Defend Bike Pants have the fabric, construction and design to be up for any challenge. These pants fuse a 4-way stretch construction, targeted ventilation, and durable water-resistant coating to take on any trail. Their ratchet closure provides a secure fit and quick on-the-fly adjustments while the secure zip hand pockets give your kid a place to store valuables. Their TruMotion fabric offers increased mobility while ventilation comes from the body-mapping laser perforated on the front and back to keep you cool. The Fox Kids' Defend Bike Pants are simply tougher than dirt.