Klean kanteen kid kanteen 355ml sport bottle with sport cap description small and lightweight the 12oz kid kanteen sport is the natural progression from a sippy configuration the entire cap is bpa free super durable and the new soft silicone spout makes the sport cap 30 safe for new teeth the 12oz size fits into just about any cup holder stroller or car seat and its large mouth design fits ice cubes and makes cleaning simple features leak resistant sport cap 30 features soft