Harnesses:
Fits Neck Size 17" - 24" (45-60CM)
Fits Chest size (behind front legs) Size 26"- 34" (65-85CM)
5 holes adjustment
Collars Size:

Small Size Fits Neck 15-18 inches,2 inches Wide, 20 inches Length

Medium Size Fits Neck 17-20 inches,2 inches Wide, 22 inches Length

Large Size Fits Neck 19-22 inches,2 inches Wide, 24 inches Length

X-Large Size Fits Neck 21-24 inches,2 inches Wide, 26 inches Length

Leashes:
48inch length    3/4inch  wide

Note: Before you order,Be sure your dog's neck is suitable for this size (That's very important).

Package Included:

1 x  Dog Harness + 1 x  Dog Collar + 1 x  Dog L