This comfortable dog harness is made of the lightweight material. This dog harness is an entry-level model. It is well adjustable in size by means of velcro and it is very easy to put on quickly. The dog harness has a velcro closure on the back. The harness also has a click system that is attached to the cross-stitched straps for a perfect pressure distribution. You can attach the leash to the two lightweight D-rings. Easy to put on Comes in 5 sizes Also available in multicolor version Matching adjustable leash available seperately SIZE GUIDE Size Chest Circumference Extra Small 25 - 30 cm Small 31 - 35 cm Medium 40 - 47 cm Large 47 - 53 cm Extra Large 53 - 57 cm