Rosewood 40 Winks Water Resistant Crate Mattress Rosewood 40 Winks Water Resistant Crate Mattress – This classic, green quilted, water-resistant crate mattress is really practical and also great for at home or even in the car! A luxury desirable bed for dogs, in a stylish design that also complements the modern home. When it’s time to let sleeping dogs lie, our 40 Winks bed collection is designed to offer your customers quality beds at great prices. What’s more, there’s plenty choice when it comes to fabrics and designs. From modern and contemporary to soft luxury classics, it’s all here – and all machine washable.