We offer (3) sizes of Knuckles.
Reg - Small Knuckle. These are good for dogs up to #50. Boxers, Terriers,
Lg. Knuckles: All Large Breed dogs, inc: Pitts, Boxers, Mastiff, Shepherds,
XLG Knuckles: All Large Breeds, including Dalmations, St. Bernards,
Return Policy: If your order is received with a problem, contact us immediately. We will try and fix your problem. If we can't, return your order, we will refund your order - less shipping charges. If you have NOT REFRIGERATED YOUR ITEMS - we will not accept your order.