Darwin I - 12" Balance Bike for Children Brand: ROCKBROS Bike Type: 12-inch Rigid Fork Specifications: Single-Speed Age: 1-3 Years Weight: 2.82 kg Recommended Rider Height: 80-105 cm Bike Length: 85 cm Bike Height: 50 cm Seat: 10 cm adjustable Handlebar Width: 40 cm Frame: ROCKBROS 12-inch Aluminum Frame Handlebar Set: Aluminum Riser Bar + Forged Stem Front Fork: Aluminum Rigid Fork Brake: None Gearing: / Tires: 12″ x 1.75″ Puncture-Proof Please remove the protective film from the bike frame after assembly to prevent potential paint damage from long-term adhesion.