Limited Slip Collar, with O-Ring or D-Ring – Alpine Outfitters
What is a Slip Collar and How is it Used? - dogIDs
1 Piece Stainless Steel Dog Collar Metal Chain Puppy Pet Training Slip Collar (Silver) - Walmart.com
9/16" Soft Web™ Soft Slip™ Collar — White Pine Outfitters | Quality Dog Gear | Conformation Show Working Obedience Training | Soft Web™ Soft Slip™ Soft Snap™ | Fur Saving Martingale Collars
Amazon.com : MayPaw Slip Collar Nylon Rope Choke Collar for Dog Training- No Pull Round Martingale Dog Collar for Small Medium Large Dogs : Pet Supplies
Paracord Slip Collar | Alfie's LeadsAlfie's Leads
Amazon.com : Dingo Gear Choke Collar for Dog Training Handmade of Cord with 1 Limiter Waterproof Black L S04061 : Pet Supplies
Biothane Slip Lead With Leash - Taxco Collars & Leashes