Rogz Fancy Dress Extra Large 1" Armed Response Adjustable Fashion Dog H-Harness, Purple Chrome Design Stylish Designs Lockable RogLoc Buckle Box-Stitched Joins for Extra Strength Contoured Plastic Components for Better Fit Fully Adjustable Harness for Chest Sizes 23-39" Fully adjustable and suitable for Rottweiler, Ridgeback, Bouver, Labrador and similar sized breeds. Box Stitched joins for extra strength. Fully Adjustable from 23.6" to 39.3" across the chest