Booster Block for the K9 Sport Sack V2 & AIR

• Adds 3 inches to any Small, Medium and Large K9 Sport Sack Dog Carrier.
• Made from quality foam. Built to last.
• Removable and washable cloth.

Meant for:

• In between-er dogs - i.e. wide body, but short
• Growing dogs
• Dogs that just need a little boost in their current size