Heavy-duty vinyl polyester tri-laminate walls
34-oz. polyester bottom
Keep the water out by simply rolling down the top of the Dry Bag and snapping the side release buckles together. Yellow and blue bags have 20 oz. extra heavy-duty vinyl/polyester tri-laminate walls with RF welded seams. Clear bags are made of waterproof 10 oz. vinyl with welded seams and allow you to find items quickly. All bags have a thick 34 oz. bottoms.