for my dog 12kg, it is perfect .... put at the end of a leash 8m, over sharp hikes in print. I recommend .... [Edit 04-November-2014] Regular use after 3 months, the elastic is relaxed! I will turn to a solution made in house ... 1 star in less ... And as changed ... By cons I do not recommend it at all for a lighter dog because the elastic extension is all the same weight and this genera dog short, ok for a dog 10-12 kg, but life less than 3 months. .. or very occasional use ...
