
Theuseoftear-resistantandwater-repellentfabric,wear-resistantanddurable S-shapedshoulderstrapdesign,whicheffectivelyfitsthebackoftheshoulders Themulti-layerhoneycombmeshelasticfoambackcushioniscomposedofmultiplelayersofdifferentmaterials,whichhastheeffectofbreathable,decompressionandshockresistance Thetrolleystrapdesigncanbeplacedonthetrolleycaseforconvenienttravel





