VEVOR Dog Whelping Box, 1.54x1x0.6 m Plastic Dog Whelping Pen for Medium Sized Dogs, Waterproof Transparent Puppy Playpen with Windows & Door Lock, Easy to Clean, Durable Indoor Pet Dogs Cats Birth KitProduct Features Transparent Dog Playpen Made with high quality PE and PET panels, this transparent dog whelping pen offers a bright, spacious design. It reduces anxiety for your pet and makes it easier for you to observe them. Easy to clean and prevents pets from getting stuck. Easy Assembly and Disassembly Our dog whelping box features modular design with buckle connectors that allows for quick assembly and storage without tools. Set up in minutes,