The New Age Pet Bunk House Dog House is made with ECOFLEX, a proprietary composite blend of recycled polymers and reclaimed wood fiber by-products. The ECOFLEX material is non-toxic, eco-friendly and impervious to moisture and odor, making it the perfect material to keep your pet happy and healthy. All New Age Pet outdoor products are backed by an unrivaled 10-year limited manufacturer warranty. This dog house features a raised floor design for superior ventilation and a roof that removes easily for cleaning. Door flap available for separate purchase. Offered in sizes large and x-large. Accommodates most dogs up to: Large 110 lbs. and Extra Large- 120 lbs. Available in maple w/ green trim. New Age Pet products are easy to assemble and easy to clean.Large assembled dimensions: 36.4"L x 31.3"W x 36.2"HLarge inner dimensions:27.24"L x 23.5"W x 32.68"HLage door dimensions: 14.1" W x 17.6" HExtra Large assembled dimensions: 42.1"L x 36"W x 37.6"HExtra Large inner dimensions:37.2"L x 25.6"W x 33.7"HExtra Lage door dimensions: 15.7" W x 19.4" H