Ferplast Cosmic Outdoor Cat Litter Box – Waterproof Dog-Proof Cat Toilet with Tunnel Entry, High-Sided Base for Litter Containment, Easy-Clean Design, Durable Thermoplastic Resin in Black One Size Black is up for auction in Pet Supplies. The current bid is $4.00, 93% below the $53.99 MSRP, in Good Condition. This auction has ended — similar items appear in live auctions regularly.