Non-poisonous * Composite polyester/mylar 0.55mm (.022-inch ) * Easy, tool-free assembly; tough, black-colored polyester canvas outer shell * Removable, water-resistant floor tray in case spillage; sturdy metal frame structure, with nylon push-lock corners * Assembled size 90cm x 90cm x 200cm or 36-inches in length by 36-inches in width by 78-inches height; sewn-in zippers