XS fits 5-1/2" through 7" snug neck circumference (1/2" wide)
S fits 7-1/2" through 9" snug neck circumference (1/2" wide)
M fits 9-1/2" through 11" snug neck circumference (1/2" wide)
ML fits 11-1/2" through 13" snug neck circumference (1/2" wide)
Large 13-1/2" through 15" snug neck circumference (3/4" wide)
Extra Large 15-1/2" through 17" snug neck circumference (3/4" wide)
XS fits a 5-1/2" through 7" snug neck circumference
Small fits 7-1/2" through 9" snug neck circumference
Medium fits a 9-1/2" through 11" snug neck circumference
**Cat Safety Collar will have a bell, elastic connection, but no rhinestone buckle.
PLEASE WRITE THE SNUG NECK CIRCUMFERENCE (TAKE A TAPE MEASURE & MEASURE THE NECK SNUGLY WITH NO FINGERS UNDER THE TAPE MEASURE. I WILL ADD EXTRA SPACE AFTER THAT MEASUREMENT) IN YOUR ORDER NOTES SECTION.