Collar is made with Grosgrain Ribbon that is fixed size (2.5 cm). Ribbon is very durable unless is scratched. Please be careful if your dog is wearing a collar 24/7 and scratching his neck because that will damage the ribbon. Other then that ribbon is very durable, can be washed regular in washing machine , exposed to sun, dust...
All products in my shop are handmade to order. Since I am sole producer, processing time depends on how many current orders I have at the moment. Current processing time (turnaround) is around 4-6 weeks.
For dogs with Sensitive neck or thin coat I would recommend to choose padded (lined) collar.