Red Step-In Harness 3/4" Wide - 20" - 30" Size (51-76 Cm). Pattern is Bright Red. Harness latches on top with the highest quality plastic on market, has 2 D-Rings to connect leash, 3 adjustments, D-Rings are welded steel, nylon webbing is quick drying & top grade. For measurement- measure snugly around the rib-cage, just behind the front legs, with the dog standing. Add an extra 5% to determine girth size needed. To use: unbuckle the harness. Place one front paw in each opening. The sternum strap goes between them. Bring the two buckle ends up over the dog's back & clip together. Attach the lead to both D-rings. Lupine collars have a manufacturer's Guarantee (Please keep tag it has all information to receive a replacement) - they are guaranteed (even if chewed). Proudly made in New Hampshire USA.