Product features: EVA, which is made of EVA raw materials, color masterbatch, foaming agent, etc. through high temperature foaming. In terms of different foams, there are environmental protection coarse-pored EVA, ordinary EVA, food-grade odorless and environmentally friendly EVA, fire-resistant EVA and anti-static EVA. EVA sheet can be processed into EVA inner support, EVA tray and EVA lining. In terms of hardness, there are EVA linings with an ordinary hardness of 38 degrees, 50 degrees with a slightly harder hardness, and 70 degrees with an added hardness. In terms of performance, there are ordinary environmental protection EVA linings, fireproof EVA linings. Lining and anti-static EVA lining, in terms of color, there are black EVA lining, white EVA lining, color EVA lining. In terms of names, some are called EVA inner boxes, EVA trays, etc. EVA lining, EVA trays are stamped with a knife die to modern computer cutting, stamped with a knife die, some are stamped once, and some are pasted by hand.