The Living World adjustable Harness and Lead Set for Dwarf Rabbits is made of safe, comfortable and durable nylon material. The color-coordinated set is custom designed to comfortably fit your Dwarf Rabbit.The harness is easy to use and has a quick release feature. 8 mm (0.3 in) wide x 14 – 20 cm (5.5 – 7.9 in) neck, 18 – 30 cm (7 – 11.9 in) body, adjustable 1.2 m (4 ft) lead.