
Lucid Lavender 3-Inch Queen Mattress Topper
Score: 82/100
Serta CopperGel
Score: 85/100Rankings

The Serta CopperGel Cooling Pressure-Relieving Mattress Topper (Full) combines COOLcor gel foam and HeiQ Smart Temp technology for strong cooling and plush pressure relief, backed by a 10-year warranty. Its softer feel and potential off-gassing may not suit those preferring firmer support. Suited for hot sleepers with pressure-point issues.

The Lucid Lavender 3-inch Queen topper combines 5-zone memory foam, cooling gel, and lavender aromatherapy for a plush, soothing sleep surface. Its slow-response foam and initial off-gassing may deter some users. Ideal for back and side sleepers seeking pressure relief, cooling, and a scented experience.
| Attribute | ![]() | ![]() |
|---|---|---|
76.2 mmbest | 50.8 mm | |
3 years | 10 yearsbest | |
— | 431.8 mmbest | |
| ↓ lower better | 3.674 kgbest | — |
| ↓ lower better | 2,160 minutesbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Design & Materials(2) | ||
Cover Material | Polyester/viscose/spandex blend | Polyester |
Foam Type | Memory foam | Gel-infused memory foam (CopperGel) |
Dimensions(2) | ||
Size (WxL) | Queen | Full |
Thickness (mm) | 76.2 mm | 50.8 mm |
Warranty & Certification(1) | ||
Warranty (years) | 3 years | 10 years |
Performance(1) | ||
Expansion Time (minutes) | 2160 minutes | 1440-2880 minutes |

Products in the top-left offer the best value (high score, low price).

Mattress Clarity praises the Lucid Lavender topper for its slow‑moving, 5‑zone memory foam that offers superior contouring and a 1.5‑point softness boost, highlighting the cooling gel and lavender as valuable extras, while noting the sink‑in feel may not suit everyone.
Everyday users love the plush comfort, cooling effect, and initial lavender scent, reporting better sleep on firm or sagging beds, but many complain about an off-gassing smell, the 24-48-hour expansion period, and the foam feeling too soft for stomach sleepers.

“Excellent pressure relief and contouring for back/side sleepers”

“Cooling gel reduces heat retention vs. traditional foam”

“"like sleeping on rocks before to plush relief"”




Professional reviewers consider the Serta CopperGel topper a top-value, budget-friendly option that delivers noticeable cooling and pressure relief. They commend its gel-infused foam and Smart Temp technology for hot sleepers, while noting the occasional off-gassing odor and the potential for the topper to feel too soft for those who prefer firmer support.
Everyday users overwhelmingly praise the topper for turning firm mattresses into plush, comfortable beds and for delivering a tangible cooling effect. Common praise includes relief from pressure-point pain and a hypoallergenic, low-odor experience after expansion. Recurring complaints focus on initial smell, occasional softness, shifting on thin mattresses, and some reports of the foam flattening over time.