ULTRA CHOKE FREE DOG STEP IN HARNESS - MADE IN USA - BLACK - ALL SIZES Made in the USA. Patented Conforming Shape Fit Seam Technology - Causes harness to conform to Dogs Chest curve. Patented Slide Adjustibility - (Other copy cat harnesses have little or no size adjustment) Our 3 Inch Webbing allows for 3 Inches of Size Adjustment. Double D-Ring Adds Strength. Zig Zag Trim Binding Stitch - Prevents Missed Stitches and creates a Super Strong BOND. Safety  The Ultra is the perfect design for use as a Seat Belt Harness, PULLS from Chest, not the Neck. Trachea Safe - Choke Free Patented Design Pulls from the Chest ONLY. Double Safety Closure- Velcro and High Strength Plastic Side Release Buckle. Simple Step in, Wrap Up and Go Design. Soft Mesh Polyester / Machine Wash and Line Dry. Size Chart: XS: Chest 11-13" / 4-6 lbs - Sm :Chest 13-16" / 6-11 lbs - Med: Chest 16-19" / 11-16 lbs - Lg: Chest 19-21" / 16-25 lbs.