This 2-in-1 Pet Seat Belt and Leash, originally $12.99, drops to $4.99 when you enter our code XC4M4WSU during checkout at PerSuper via Amazon. Shipping is free when you use a Prime account or a free Prime trial. Shipping is also free when you spend $25 or more. Otherwise, it adds $5.99. This is the best price we found by $6. This combo seat belt/leash has an adjustable buckle suitable for most dogs. It also has reflective fabric so it's easy to see at night. Sales tax is charged in most states.