This simple egg-shaped holder contains a sturdy hook that latches on on the cope with of any leash. Twist off the bottom to add a standard roll of poop bags. You will find pins on the best and bottom to maintain the bags twirling and the roll from slipping out. https://petpoopbags38382.blogofoto.com/66012851/5-simple-statements-about-dog-poop-bags-rolls-explained