Features: * 16" wheel (16" x 1.75" tire) * Rational designed according to somatology and movement features * Cotterless steel crank * Excellent manganese steel wheel bearing and frame * Extra thick alloy aluminum rim * Large saddle in unique design for extra comfort & safety * Removable poly-nylon guarded rails on the seat * Quick release alloy aluminum lock for height adjustment * Steel fork with powder coated finish * Full-sized nylon pedals with chromoly spindles * Excellent skid-proof bulged-pattern on outer tire, and butyl leakage protection inner tire * Great for novices and professionals * No manual included but easy to assemble Unicycle Size: 16" Recommended user height: 45"- 61" Weight limit: 110 lbs Distance (Seat - Pedal): 15" - 29" Unicycle height (Adjustable): 28" - 32" Please keep in mind: When seated on the unicycle with one foot on the pedal in its lowest position, your leg should be almost straight. Novices should ride under the instructions or accompany of your tutors for safety.