Fabric: Made of Italian "Sunshine" brand calfskin (1.0mm thick), it has been treated with liquid color dipping and moisture-proof, anti-fouling and other processes to make the leather surface softer and more comfortable, with long-lasting luster. Accessories: DuPont's PU molded foam high-density sponge is used, with a protective layer on the surface to prevent oxidation and shattering. It will never deform after HD testing. Accessories: Korean SHS air pressure rod (with a force of 250kg); it can be stretched and retracted 300,000 times without air leakage. Tripod: aluminum alloy five-star base. Function: Equipped with lifting, tilting and multi-stage locking functions;