Size:26 IN Pet Car Seat Belt, makes your pets a well-behaved passenger. An ideal care for your pets during travel. SIZING ESTIMATES based on distance from LATCH bar to dog car harness with clip onÊdogÕs back. 18 Inches – Small Dogs – 0-30 lbs 26 Inches – Medium Dogs – 30-60 lbs 34 Inches – Large Dogs – 60+ lbs TIPS FOR MEASURING – Please take a moment to put your dog in the car with a tape measure, and measure from dog’s clip attachment point to LATCH bar in standing and sitting position. If this is not possible, measure from your pet’s clip attachment point to the floor at 45 degree angle to determine best size. Save hassle and headache of returns/exchanges by measuring first. When in doubt, please order a size up. Safety Information **Safety Information and Warnings** The Safety Belt should be used with a vest harness for improved comfort and safety. This Safety Belt is to be used under human supervision. Keep out of reach of children. Always inspect the leash for any damage before EACH use. Do NOT use if damaged. Improper installation may result in pet becoming unrestrained during the operation of the vehicle. cannot be held, in any situation, responsible for any harm (physical or mental) caused by the use (or improper use) of this product.