Dog leashes; leashes for animals; pet restraining devices, namely, collars, harnesses, pet tie-outs, and retractable leashes with locking and adjustable length features for use in walking, running or tethering of pets; pet products in the nature of a restraining device, namely, leashes and tie-outs that can be hand held, coupled to a waist belt, attached to a fixed object or connected to a portable fixture