Secure your pre-packed frozen meals cold for a long time using our Delivery Tek Plastic Shipping Ice Packs. Made from durable plastic, these cool packs can be conveniently reused for a long time. Soak these freezer packs in water and easily dry them off before placing them in the freezer. These ice packs for transportation are leakproof to avoid liquid messes during delivery. With a non-woven fabric on one side of these dry ice packs, they easily swell when immersed in water. To save space and store easily, these ice packs for coolers come as thin sheets. These ice packs measure 5 inches in length by 4.5 inches in width. Shipped in a 100 count box.