Material description:

Block / back sponge: high density cold foaming Pu one-time setting sponge

Base / back outer board: the surface of high-quality and high-density hardwood plywood is treated with baking paint.

Fabric: it is made of high-quality chenille, wear-resistant, fade resistant, and can be treated with three preventions.

Stand foot: it is made of high-strength aluminum alloy by die casting, and the side plate is made of medium fiber board with high-quality hemp fiber fabric

Writing board: high quality aluminum alloy rotary writing board mechanism, high quality PP material writing board

Handrail surface: high quality oak, surface paint

Recovery function: adopt spring and damping air rod recovery mechanism.

Explosion screw: Hexagon socket head cap screw and expansion nut are used.