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The Serta Soothing Cool Gel Memory Foam Topper is a 3-inch memory foam mattress topper with a gel infusion meant to pull heat away and soften a too-firm bed. It comes in Twin and Full sizes and in blue, white or multicolor. The best new price is $131 at Lowe's as of November 7, 2026, with two stores listing it new.
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Lowest price we've seen: $131.00 on Nov 7 at Lowe's. Tracked across 2 stores since Nov 7.
Owners of gel memory foam toppers like this one generally report a softer, more comfortable bed and less heat than plain foam, though some still find it warm and note that deep foam can shift or compress over time.
