Thank you for viewing! This item is made with a double layer: boa material on the front and fleece fabric on the back. ❉ Fastens with Velcro at the front. ✤ Neck circumference: 36cm ✤ Chest circumference: 48cm ✤ Back length: 26cm ✤ Front length: 20cm ✿ This is handmade by an amateur, so the stitching may be uneven and the fabric may be slightly distorted. Please understand that the finish is not like a mass-produced product. ✿ Please note that there may be slight variations due to the measurements being taken on a flat surface.