Here is a great Saturday Sweats dog sweatshirt for lounging around the house or when outdoors exercising. This Dog Saturday Sweats dog sweatshirt is medium-weight, warm and cozy. (Sweatshirt fabric is not lined). Whether your dog is small, large, or in-between, we have their sizes. Several colors available: Red, Blue, Bright Green, White, Black, Hot Pink, Yellow, Sweatshirt Gray, or Navy.