Handcrafted whelping box deigned to protect puppies during birth and early life by keeping them safely contained, protected from the cold and also protected from being crushed or smothered by the mother. Prices start at $400 Made from 3/4” thick hardwood plywood. Standard Size Dimensions: -Outer Box 48”x 48”x 16”tall -Inner Wall 43 1/2”x 43 1/2”x 16”tall -Inner Puppy Rail 37 1/2” x 37 1/2” x 16” tall XL Size Dimensions: -Outer Box 56” x 48” x 19” tall -Inner Wall 51 1/2” x 43 1/2” x 19” tall -Inner Puppy Rail 45 1/2” x 37 1/2” x 19” tall Momma dog door makes it easy to get in and out while keeping puppies safety contained. Puppy Door included in XL size only. Whelping box assembles and disassembles in minutes, requiring NO TOOLS. Puppy rails are made from durable vinyl that are 3” wide for protection. Optional water/food bowl can be added. (Choose Option) Clear water proof coat can be added that is eco and pet friendly.