MUTTLUKS HOTT DOGGERS 4 ECONOMICAL DOG BOOTS RED LIGHT WEIGHT TRACTION ALL SIZES Set of 4 boots. Economy dog boots with non-skid soles Indoor and outdoor paw protection Provides traction on smooth indoor surfaces Made with Soft, comfortable fleece Machine washable. ITTY BITTY - 1.5". XXS - 1.5" (3.8 cm) to 2.25" (5.2 cm). XS - 2.25" (5.2 cm) to 2.75" (7 cm). Small - 2.75" (7 cm) to 3.25" (8.25 cm). Medium - 3.25" (8.25 cm) to 3.75" (9.5 cm). Large - 3.75" (9.5 cm) to 4.25" (10.8 cm). XL - 4.25" (10.8 cm) to 4.75" (12.1 cm). XXL - 4.25" (10.8 cm) to 4.75" (12.1 cm)