A Must for Your Furry Friend Looking for a way of transforming your everyday doggie walks into a fun adventure, without hindering your dog’s mobility and flexibility? Tired of investing in poor quality dog collars that never seem to withstand harsh weather conditions? The Dogline Biothane collar is the perfect choice for every dog owner! Made to Last Our tactical dog collar is proudly made in the US, employing premium quality materials, a combination of authentic biothane webbing, heavy duty waxed thread stitching, stainless steel welded D-ring with quick release buckle. This collar is designed to withstand the test of time, extreme hot and cold temperatures, water, swimming, snow and more!