Please note that some collars come in narrow or wide only.

Breeds

Bichon Frise ( narrow width only ) Black Lab Dachshund (narrow width only) Golden/Plaid (wide width only) Jack Russell - green Poodle Scottie Spaniel/Spotted (wide width only) Yellow & Brown Lab (wide width only) Collar Sizing Chart    Brass Buckle  Quick Release  XS   8" - 11"  S 11" - 14"  M 14" - 17"  L 17" - 20"  XL 20" - 23"  XXL 23" - 26"  XS   6" - 12"  S   9" - 15"  M 12" - 18"  L 15" - 21"  XL 18" - 24"  XXL 21" - 27" Narrow Width = 5/8" Wide Width = 1"