1. STURDY AND DURABLE The unicycle is made of highquality plastic, manganese steel and aluminum alloy, which is corrosion, deformation and rustresistant, ensuring a stable and reliable riding experience. The tires with protruding points and antis pedals can enhance friction, effectively improving stability and when riding 2. HEAVY Bearing Aluminum alloy rims and manganese steel frame provide a sturdy structure for the unicycle, which can hold up to 110/154 pounds, giving you more peace of mind when using it. The seatpost features spiral knurling technology that prevents the seatpost from rotating erratically and provides excellent antislip performance 3. ADJUSTABLE DESIGN The clamp on the seat tube of the unicycle allows you to easily adjust the height of the product from 28 to 32 inches/36 inches to 40 inches, which is suitable for people of different heights (3.75 5.09ft)/(5.74 ft) 4. THICK DESIGN You can grab the handles on the front and back of the saddle to ensure good stability during your ride. The soft saddle is curved and ergonomically designed to fit your hips and bring you a comfortable riding experience