Amazon offers Prime members the Mr. Heater Portable Buddy Carry Bag, model no. F232078, for $8.40 with free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping costs $7.68.) That's the lowest total price we could find by $5. It fits the Mr. Heater Buddy Portable Radiant Heater (sold separately) and features a padded shoulder strap, oversized double zippers, front zippered pocket, zippered rear pocket, and accessible space for two 1-lb. propane cylinders.