Designed to be lightweight and fully rinseable, the Kids Slip-On TRK is easy to pack for your next adventure, so you can slip-on and on and on… BIG-TIME TRACTION - Improved traction for any situation, thanks to the oversized reverse waffle sole. BREATHABLE AND RINSABLE - Drainage holes mean that whatever goes in goes right back out. A ONE-PIECE, SOLID, DURABLE DESIGN - A single-piece injected construction makes the Slip-On TRK collapsible and packable, as well as durable.