Shipping is free on our site and our products are backed by a 100% satisfaction guarantee. If you are not completely satisfied for any reason, we’ll refund your purchase price. Please send your purchase receipt with price circled, the reason for your return and your complete name and address within 90 days of receipt. To process your product replacement or credit card refund please email our customer service staff at proplanvetdirect@purina.nestle.com or call us at 1-800-738-5335