["MATERIAL：Our dog T-shirts are made of cotton breathable and stretchy it wont be very hot even in the summer suitable for all seasons. In addition Cotton fabrics are friendly to dog‘s sensitive skin and protecting your dogs skin from allergens." SIZE：Our dog clothes for large dogs so sizes from L to 4XL please check the size chart before buying. If the measurement is between two dimensions choose the larger size. NOTICE：Large dog clothes Tie-dye fabrics are randomly cut so no garment is the same they are unique. Soft and elastic fabrics will make it easy to put on and take off while convenient to let dog pee easily and flexible movement. "Better to wash our dogs shirts with cold water."]