The Ancol Viva Mesh Harness for Dogs is a super comfy walk accessory. A strong and comfortable harness with our poly-weave webbing for durability With air-mesh fabric for increased comfort With adjustment for the perfect fit Features a reflective band to increase visibility in low light Sizes: X-small – (28-40cm) Small – (34-45cm) Medium – (44-57cm) Large – (53-74cm)