Size Free pickup in our shop(s) Size S- neck size of 13.8- 16.7 inch (35- 42.5 cm) / Collar Only Size S- neck size of 13.8- 16.7 inch (35- 42.5 cm) / Set-Collar&Leash Size M- neck size of 16.7- 19.7 inch (42.5- 50 cm) / Collar Only Size M- neck size of 16.7- 19.7 inch (42.5- 50 cm) / Set-Collar&Leash Size L- neck size of 19.7- 22.6 inch (50- 57.5 cm) / Collar Only Size L- neck size of 19.7- 22.6 inch (50- 57.5 cm) / Set-Collar&Leash Size XL- neck size of 22.6- 25.6 inch (57.5- 65 cm) / Collar Only Size XL- neck size of 22.6- 25.6 inch (57.5- 65 cm) / Set-Collar&Leash Free pickup in our shop(s)