Amazon has the Pet Qwerks Incredibubbles Edible Bubbles for Dogs (Peanut Butter Flavor. 20ML) on sale for $4.85 - $1.45 off coupon (clip coupon) = $3.40 with free shipping on $25+ or with Prime (extra 5% off for 5+ S&S orders). The Catnip flavor for cats is also on sale for $4.16.

• Reviews warn of a sticky mess left behind from bubble residue, but pets love them.