tuff pupper pupflask pro dog water bottle | 30 or 50 oz double wall insulated stainless steel | built-in flip cup bowl | leak proof cap | 24+ hour cold water | small & large dogs | portable pet hydration bottle 50 ounce blue is up for auction in Pet Supplies. The current bid is $1.50, 95% below the $31.96 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.