Kmart offers the Puppy Potty Trainer Indoor Grass Training Patch
, model no. 80-ST403, for $11.99
. Plus, Shop Your Way Max members bag free shipping
. (Not a member? It's free to sign up for a 90-day trial
; otherwise, shipping adds $5.75.) That's tied with our June mention and the best price we've seen for this item. (It's also a current low by $3.) It features an odor-resistant mat, plastic "grass" insert, and collection tray. It measures 18.5" x 13.4".