本品是用(yong)尼龍(long)復合聚乙烯制(zhi)(zhi)作(zuo)(zuo)的塑料(liao)(liao)袋，透明，無(wu)毒，無(wu)味，食品級包(bao)(bao)(bao)裝真空袋．這種(zhong)材(cai)(cai)料(liao)(liao)做作(zuo)(zuo)的袋子(zi)，能保(bao)持(chi)真空時(shi)間長(chang)，不(bu)漏氣，延長(chang)食品保(bao)質(zhi)期．質(zhi)量保(bao)證(zheng)(zheng)：本品全(quan)(quan)部用(yong)食品級全(quan)(quan)新料(liao)(liao)制(zhi)(zhi)作(zuo)(zuo)，通(tong)過食品包(bao)(bao)(bao)裝安全(quan)(quan)認證(zheng)(zheng)，材(cai)(cai)料(liao)(liao)最優，做工精良,是您(nin)包(bao)(bao)(bao)裝