It includes a box with a lid, and a roll of majestic sealant to be used for a permanent seal. It is an economical alternative to concrete grave liners while providing a water-resistant environment for urn and keepsakes. The Polyguard infant vault is made of durable ABS material with polyurethane added to the upper cavity for structural support. All units except the (Majestic youth) are shipped on UPS or Fed EX the same day when orders arrive before 1:00 PM Mountain Time. The large Majestic youth size is shipped on a common carrier or Old Dominion Trucking and Freight charges are added to the invoice. Lovedonesurns will talk to you and help with the large order each time. Contact us for assistance. Toll-free number 1-877-236-7615. Each vault comes with a 100-year Warranty. They are non-biodegradable. They offer a double seal. Mastic sealant for permanent seal included. Polyguard offers ultimate protection while preserving cemetery aesthetics. This vault measures: inside:15.5" H X 37.5" L X 18.25 " W. Outside: 18.0" W X 43" L X 23.5" L .This vault can hold an object 3"6 inches long. We are here to assist you with proper sizing. call Lovedonesurns.com 1-877-236-7615 for assistance for each vault order.