Brand: EMDMAK

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【Leakage Proof Design】 With updated auto lock quick-connect design on the water bladder, you won’t be bothered by leakage problem. Just plug the drinking tube into the bladder, pull the rubber mouth piece out and the water comes right out.
【Adjustable straps】 The shoulder/ chest/waist straps is adjustable, that will fit chest size teenagers/kids with 27″ up to adults (men and women) with 55″. The chest and waist strap helps so much from the backpack bouncing around while doing sports.