Home Dealnews 3M Scotchgard Harmony Waterproof Mattress Pad from $14 + pickup at Walmart Dealnews 3M Scotchgard Harmony Waterproof Mattress Pad from $14 + pickup at Walmart By ARCOM - 21 December 2017 243 0 SHARE Facebook Twitter Go to the deal page: 3M Scotchgard Harmony Waterproof Mattress Pad from $14 + pickup at Walmart