Pack Mate’s Travel Or Storage roll or vacuum storage bags can be rolled, pressed or vacuumed for use in luggage or away from home. The pack includes one large travel bag and two medium. The vacuum-packing bags condense piles of linens, towels, bedding and clothing to flat, easy to store or pack packages, saving you four times the storage space. The rear of each is transparent to show its contents. Guaranteed airtight, watertight and easy to use, these vacuum storage bags employ Q-squared technology, the latest in valve development from Japan. Keep out of reach of babies and children.