DogSocks Booties Shoes Big Dogs Waterproof Nonslip Rubber Sole, Pet Paw Protector, Elastic Top , for Outdoor Sports $ 8.08 4PCS/set. Size Paw width Paw Length Sock mouth width Sock Height 0# 1.10"/"2.8CM 1.38"/3.5CM 0.98"/2.5CM 2.76"/7CM 1# 1.26"/3.2CM 1.54"/3.9CM 0.98"/2.5CM 3.15"/8CM 2# 1.46"/3.7CM 1.77"/4.5CM 1.18"/3CM 3.54"/9CM 3# 1.69"/4.3CM 2.05"/5.2CM 1.38"/3.5CM 4.13"/10.5CM 4# 1.97"/5CM 2.36"/6CM 1.57"/4CM 4.72"/12CM 5# 2.20"/5.6CM 2.68"/6.8CM 1.77"/4.5CM 5.12"/13CM 6# 2.76"/7CM 3.15"/8CM 1.97"/5CM 5.91"/15CM ** note: above size manual plane measurement, 1 cm - 3 cm error is normal behavior.