Odor proof 1 " x 30 " Roller Buckle Dog Replacement Straps For all E Collar Systems Garmin, Dogtra, PetSafe, SportDOG, E Collar ap. Description: Our sturdy collar replacement straps are crafted from heavy polyurethane coated nylon right here in the U.S.A. It is the perfect replacement strap for Garmin, SportDOG, PetSafe, Dogtra and Einstein (E-Collar Technologies) e-collars and GPS collars. Sparky Pet Co Strap Features Strap is 1 inch wide and 30 inches long; complete with our popular Roller Buckle. Fits dogs with necks from 10 inches-28 inches in diameter Easy to get a perfect fit with 30 tightly spaced sizing holes. Measure and cut to desired length Durable strap has heat sealed holes and ends-will not fray or unravel, Strap has a Square Buckle as pictured for easy maneuverability Endures the harsh weather-stays flexible in extreme cold. Waterproof , Cleans easily with damp cloth. Mildew, bacteria and odor resistant D-Ring at buckle provides added security. Upgraded nickel plated buckle is curved for your dogs comfort Our Big Dog 1" strap fits the following collar receivers: Dogtra ARC Dogtra Starwalk Activity Tracker (does not replace rubber tracker band that slides through tracker device-rubber tracker band can attach to this collar) Dogtra Edge Dogtra Edge RT Dogtra 1900NCP/1902NCP Dogtra 2300NCP/2302NCP Dogtra 3500NCP/3502NCP Dogtra Surestim H SportDOG DSL-400 SportDOG TEK 2 V2L SportDOG TEK 2 V2LT SportDOG TEK 2 2AD Garmin/TriTronics PRO 100 G3 EXP Garmin/TriTronics PRO 200 G3 EXP Garmin/Tritronics PRO 500 G3 EXP Garmin/TriTronics C70 G3 Garmin/Tritronics F90 G3 Garmin/TriTronics Trashbreaker G3 Garmin/Tritronics Upland G3 Garmin Astro T5 Receiver Garmin Alpha TT10 Receiver Garmin Alpha TT15 Receiver Garmin DC-50 Receiver Educator Einstein 700 Series Educator Einstein 800 Series Educator Einstein 1200 Series (WF & UL) Bag Includes Heavy Duty 1" polyurethane strap 1" x 30" Made in the USA!!