The bungee of the E-Flex Collar gives the same control of a standard e-collar strap with the added bonus of breathability fro your dog.
E-Flex Collar Working Dog Electronic Collar - Ray Allen Manufacturing
Want Your Dog To Come Back To You? Use An E-Collar
Dogtra 1900S Handsfree Plus B&L, 2-Dog E-Collar System
Bungee Mini E-Lusive Collar, K9 Comfort
Electronic Dog Collars GPS Dog Collars - Ray Allen Manufacturing
E-Flex Collar Working Dog Electronic Collar - Ray Allen Manufacturing
E-Flex Collar Working Dog Electronic Collar - Ray Allen Manufacturing
RAM Collar™ Leather and Nylon Combination Collar - Ray Allen Manufacturing
Dog Helios�� 'Scorpion' Sporty High-Performance Free-Range Dog Harness