Walking 2 dogs can be a nightmare with 2 leads, But with the coupler all you need is 1 lead. Simply attach the coupler to both collars and attach the lead to the coupler and off you go. Width is 3/4 inch length is 9-12inches. Colours available RED, BLACK, BLUE. Will hold medium size dogs. Please allow 7days for delivery on this item Price is £5.99 including p&p