Material: Made of hight quality nylon, bungee rope inside, adjustable rope, min-max length: 54-90cm, the stretch distance is about 12cm, suit for the pets less than 40kg. Standard seat belt buckle made of high quality metal, will fit almost all the cars. Design: Adjustable pet seat belt, bungee rope inside, buffer the shock from suddenly braking, keeps pets safetly in car, avoid driving distraction. Application: They are well used when taking the dogs, cats out for trip/travle, keep the dogs/cats in position to avid them jumping around in car when you are driving, keep them safe from suddenly shock like sudden braking. Package Include: 2 pet seat belts Warranty: 100% Satisfaction Guarantee, 100% money back or replace if you don't satisfy with the pets' seat belts.Warranty: 100% Satisfaction Guarantee, 100% money back or replace if you don't satisfy with the pets' seat belts. Package Include: 2 pet seat belts. Application: They are well used when taking the dogs, cats out for trip/travle, keep the dogs/cats in position to avid them jumping around in car when you are driving, keep them safe from suddenly shock like sudden braking. Design: Adjustable pet seat belt, bungee rope inside, buffer the shock from suddenly braking, keeps pets safetly in car, avoid driving distraction. Material: Made of hight quality nylon, bungee rope inside, adjustable rope, min-max length: 54-90cm, the stretch distance is about 12cm, suit for the pets less than 40kg. Standard seat belt buckle made of high quality metal, will fit almost all the cars.