chillafish bunzi balance bikes

Recommended for children ages 1–3 years. Maximum weight capacity: 55 pounds.

The seat adjusts as the bike converts modes: about 8.7 inches (22 cm) in 3‑wheel mode up to 10.2 inches (26 cm) in 2‑wheel mode. Maximum seat height: 10.2 inches.

The Bunzi uses silent, non‑marking, anti‑skid TPE (synthetic rubber) tires, suitable for both indoor and outdoor use.

The frame is ABS plastic (product info lists it as plastic/ABS). The seat is made of polypropylene plastic.

Overall dimensions: 21.7 in (L) × 9.8 in (W) × 16.5 in (H). Maximum recommended rider height: 43 inches.

No — the bike is described as arriving fully assembled and ready to ride.

Features include a hidden storage box in the seat, a rear carry handle, playful bunny‑style handlebars, and a grow‑with‑child 2‑in‑1 design that converts between tricycle and balance‑bike modes.

Seat is adjustable up to 10.2 inches (26 cm). The handlebar height is listed as 16.5 inches and is not adjustable.