EVA is a plastic material, its chemical name is ethylene-vinyl acetate copolymer, is an extremely common material, is a more common class of midsole materials in daily life. The finished products made from it have good softness, shockproof, anti-slip, and strong pressure resistance, such as our common slippers, cotton shoes, mobile phone protective covers, etc. Because EVA material has strong flexibility, chemical resistance and good elasticity, it is widely used in soles and interior materials of various footwear. EVA material has inclusiveness and crosslinkability that other materials do not have, because of its performance, it is suitable for use in halogen-free flame retardant cables, semiconductor shielded cables and two-step silane crosslinked cables, and is widely used in industrial and manufacturing supplies because of this performance.

EVA has a wide range of uses, and seals made with EVA as the main raw material can be used in educational toys for young children. As shown in the figure below