The traditional pillbox style hat popularized in the 60's by the late 'Jackie O' and reincarnated in the MGM 'Legally Blonde' movies. Available only in light pink. Has an adjustable chin strap to hold the hat safely and securely in place on the pet's head. Available in XXS (2 inch inside diameter), XS (2-1/4 inch inside diameter, S (2 1/2 inch inside diameter, M (3 1/2inch inside diameter) and L (4-1/2 in. diameter) and XL (5 in. diameter)