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Material structure: Double layer black matte conductive film+middle layer LDPE anti-static bubble film

Material structure: external black matte conductive film+internal LDPE anti-static bubble film

Material: LDPE+LLDPE

Material: LDPE+LLDPE

Material structure: wood pulp fiber

Material structure: Bamboo pulp fiber

Material: Brand new EPE pearl cotton

Material: Brand new EPE pearl cotton cowhide cardboard

Material structure: Double layer black matte conductive film+middle layer LDPE anti-static bubble film

Material structure: external black matte conductive film+internal LDPE anti-static bubble film

Material structure: external black matte conductive film+internal LDPE anti-static bubble film

Material structure: built-in black matte conductive film, external LDPE anti-static bubble film