XXS fits 4" through 6" snug neck circumference (3/8" wide)
XS fits 6" through 8" snug neck circumference (3/8" wide)
S fits 8-1/2" through 9-1/2" snug neck circumference (3/8" wide)
M fits 9-1/2" through 11-1/2" snug neck circumference (3/8" wide)
ML fits 11-1/2" through 13-1/2" snug neck circumference (1/2" wide)
Large 13" through 14-1/2" snug neck circumference (3/4" wide)
Extra Large 15" through 16-1/2" snug neck circumference (3/4" wide)
XS fits a 5-1/2" through 7" snug neck circumference
Small fits 7-1/2" through 9-1/2" snug neck circumference
Medium fits a 10" through 12" snug neck circumference
**
Cat Safety Collar will have a bell, elastic connection.
The collars from TIP of buckle to END of tail measure:XXS 8"
XS 10"
Small 12"
Medium 14"
ML 16"
Large 18"
XL 20"
1XL 22"
2XL 24"
3XL 26"