The XIKAR 10-Cigar Travel Humidor is made of ABS Molded Plastic Construction and is designed to be airtight, watertight, and crushproof. This travel humidor also features a silicone seal that is airtight and watertight, stainless steel hinge and latches, locking clasps, and high density urethane foam to cradle and protect your cigars. Lifetime Guarantee by XIKAR, protect your investment with the best!