XS Collar: 3/4 in. x 8-10 in.
S Collar: 3/4 in. x 10-14 in.
M Collar: 1 in. x 14-18 in.
L Collar: 1 1/4 in. x 19-23 in.
• Lead - 3/4 x 48 in.
NOTE: The lengths listed are the approx. location of the holes on the strap. These collars can be adjusted to smaller lengths simply by adding more holes. You can lengthen them as well, up to 1 additional inch - the last hole is approx. 1" to 1-1/2" from the end.