100 шт clear алюминиевой фольги мешок само уплотнение zipper ziplock упаковки еды мешок розничная resealable выпечки упаковка сумка

multi functional film composite, multi specification size, order according to the size 1. concave convex self sealing strip, which can be used repeatedly after being pressed lightly 2. the bottom is widened and thickened, and the product will not tilt when put in. 3. u-shaped tear opening can be torn without using a knife.