This toy measure 17 inches and is an excellent choice for larger dogs

Cautions and Warnings: Always wear protective gear when handling wire splicing tools

Actual neck sizes may vary depending on the way the receiver mounts on the collar

IMPORTANT: Always supervise your dog when treating and ensure fresh

Wahl Adjustable (30-15-10) Blade Set Size:Adjustable (#30-#15-#10) This toy measure 17 inchesWahl Standard Replacement Blade Set (30 15 10) With a satin chrome corrosion inhibitive finish and fits all Wahl adjustable blade clippers. Adjusts from sizes #30 #15 #10 (3 64" 3 32" cut). Replacement Blade Set Fits: Pro Ion Cordless Pet Clipper (WC AW) Pro Ion Cordless Equine Clipper (WC DA) Iron Horse Plus (Equine) Clipper (WC CA) ShowPro Plus (Equine) Clipper (WC FI) Pet Clipper With Adjustable Blade (WC DG) Made in the USA!