Biothane leash 30 ft Made from BioThane® coated webbing. More Durable than leather dog leashes, the Biothane dog leash boasts a flexible substrate core bonded with a waterproof coating, perfect for environs where strength and cleanliness are crucial. The 30 foot leash is the perfect solution for all your dog's training and wandering needs and desires! Find Loutep Biothane Long Line Dog Leash 5ft, 10ft, 16ft, 30ft, 50ft PVC Recall Waterproof Dog Leash Beach Swimming Tracking Training Dogs Lead for Pet, Medium and Large Dogs and more at Amazon. These indestructible leashes are water and odor proof. I'm extremely happy with both products and the customer service is top notch. Heavy Duty and Comfortable. Available in any length up to 30 feet Police k9 handler products approved training gear for trainer. 5 FT Pet Slip Leash, 1/4” Biothane Leash for Small Medium and Large Dogs. 99 $ 21 . The DAK9 30′ Biothane Long Line is the next generation of K9 leads. wfoujoerzippzkelbyskhdlpdiccwkilqkrpzwgnakwqjzcnxjljhwlyvmhiclwrkcdtzfwphmvijwuwcya