Returns are costly for small home business, inconvenient and easily avoided. Please take a few moments to read and view photos. Thank you. CollarSafe's NO HOLES 3/4" Wide Soft "NYLON" and “DESIGNER” Replacement Collars are Thicker, Softer and Sturdier than our "BASIC" Model 3/4” WIDTH adjusts up to 30” LENGTH - MOST will need to customize (CUT) this collar shorter - Please follow included instructions - Measure the width of your collar to ensure to purchase proper width Due to SAFETY concerns, CollarSafe Collars DO NOT contain a "D" Ring or any METAL at all, as any metal may INTERFERE with RF signals - Leashes are NOT to be used with this type of collar - If you require attachment of dog tags, you will need to find an alternate way of attaching them CollarSafe Collars are Custom Designed and Hand MADE in USA since 2012 – One Human/One Canine Home Based Small Business - Minimal or no retail packaging Fits PetSafe Replacement Collar, Fits SportDog Replacement Collar, Fits PetSafe Play & Stay Replacement Collar, Fits E-Collar mini Replacement Collar, Fits Dogtra Replacement Collar, Fits Perimeter Replacement Collar, Fits Training Collars, Fits Bark Collars, CollarSafe Replacement Collar, Fits PIF00-12918, PIF00-12917, Fits Pawz Away Replacement Collar RFA-377, Fits PetSafe Yard & Park PDT00-12470, Fits Ultralight Sonic Bark Replacement Collar PUSB-300 and many other Receiver Modules.