Happy Hen, More Eggs: The internal dimensions are 14.4" L × 15.7" W x17.3" H, It provides hens with a comfortable and sheltered space to lay eggs, so they feel safe and secure, thus increasing their egg production rate Perch Included: This plastic nesting unit comes with an entrance perch where hens can land before entering the nest and ventilation holes to provide fresh air Quality Material: This smooth plastic surface is easy to keep clean and ours nesting boxes for chickens are sturdier and more preferred by hens than wood or metal boxes making it more comfortable for the nesting chicken or other small bird Easy Assemble: Nail free design for easy assembly. Box structure designed to achieve semi-dark and private for a better egg-laying experience. Keep your folks secure and safe Versatile & Convenient Nesting Box: The low bottom of the box helps prevent loss of bedding and the sloping top prevents hens from roosting，protects hens from rain and sunlight, Suitable for indoor or outdoor use Chicken Nesting Box, PVC Single Compartment Chicken Nesting Boxes for Chicken Coop for Laying Eggs for Hens, Ducks and Poultry