HELMET SIZING Recommended Age: 1 - 3 Recommended Size: 19" - 20.5" RIDER SIZING Recommended Age: 2 - 4 Recommended Inseam: 15" - 18" Recommended Height: 2'10" - 3'4" Max Rider Weight: 50lbs. Product Weight: 13lbs. Learn more about how to find the perfect size here! Learn To Balance & Ride! Introduce your little one to the joy of biking with the 12" Kazam Zap Balance Bike & Helmet Combo Pack. Designed for toddlers aged 2 to 4, this combo includes a steel-framed balance bike featuring a deluxe saddle with a parent safety handle, patented footrest for an optimal riding position, and puncture-proof foam tires for carefree adventures. What sets the Kazam Zap apart is its easy height adjustability through the quick-adjust seat clamp and stem, ensuring the perfect fit as your child grows. Safety is paramount, and that's why we've included a matching helmet in this pack, offering complete peace of mind while your young explorer sets off on their cycling journey. So. Much. Fun! KEY FEATURES: Hi-Tensile Steel Frame Hi-Tensile Steel Fork Plastic Mag Wheels Steel Hub 12" EVA Foam Tires Deluxe Padded Saddle with Parent Handle Steel Seat Post with Quick Release Steel Handlebar Rubber Grips Steel Stem Toddler Size Helmet Included