Providencia Comfy Tails – Costco Sale! by Rhonda September 5, 2021 *UPDATE* 7/5/17. Super soft, cozy and fun. Costco has the Providencia Comfy Tails on sale for $7.99 (after manufacturer’s instant rebate), now through July 10, 2017. That is $2 off Costco’s regular price… 0 FacebookTwitterPinterestEmail