Pets Hats are fashionable and functional by protecting your Doggy's eyes from the harsh sun. Our cap style fits comfortably over the ears, with enough brim to shade their eyes. A comfortable adjustable strap under the chin to ensure the perfect fit. Made from Cotton Blend Canvas your dog will look stylish while being sun smart! Material: Cotton/Polyester Canvas We highly recommend measuring your doggy before buying to ensure the perfect fit! You can find our how to measure guide here. Please note: Different designs and manufacturers vary in sizes, please measure and compare to sizes provided for each product.