Designed for the comfort and safety of both mother dogs and their puppies, this stackable crate and whelping box set offers a practical, space-saving solution for homes, kennels, and veterinary clinics. With thoughtful features for easy care and monitoring, it’s built to support every stage of the whelping process. Why pet parents like it Stackable design maximizes floor space and adapts to changing needs Separate, quiet resting area for mom and a secure, visible space for puppies Easy to move and lock in place for flexible room arrangements Simple cleaning system keeps the environment fresh and hygienic Durable construction stands up to daily use Features & Benefits Space-saving stackable design: Use individually or together; 43S (42.5"L × 28"W × 30"H) and WHLP02 (42.5"L × 28"W × 17.5"H) Quiet lower crate: Provides a calm, comfortable area for mother dogs Airy upper whelping box: 360° metal mesh for airflow and visibility Secure front door: Extra-wide with auto-lock and safety buckle Lockable 360° swivel wheels: Smooth movement and stable placement Easy-clean flooring: Removable grids and leak-proof trays (plastic for WHLP02, metal for 43S) Heavy-duty, rust-resistant metal: Reinforced for long-term durability Open whelping box design: Easy access for care and tall panels to help prevent escapes Flexible crate setup: Removable divider, height-adjustable stainless steel bowls, and tool-free assembly in under 5 minutes Best for Medium and large mother dogs and their litters, especially in multi-pet homes, breeding facilities, or veterinary settings where space and easy care are priorities. Care & Use To maintain a clean and comfortable environment, regularly remove and wash the trays and grids. The foldable design allows for quick setup and storage as needed.