Mainstays 4" Memory Foam Mattress Topper, Cal King

Upgrade your bed with the Mainstays 4" Gel Memory Foam Mattress Topper—designed for adults and available in Twin, Twin XL, Full, Queen, King and Cal King sizes. This thick layer of gel-infused memory foam gently contours to your body to relieve pressure points and provide full-body support in any sleep position. It’s an easy and affordable way to soften a firm mattress and add extra comfort for a more restful night’s sleep.

• PRESSURE-RELIEVING COMFORT: Gel memory foam contours to your body to help relieve pressure points and enhance overall sleep comfort.
• GEL MEMORY FOAM DESIGN: Premium gel-infused memory foam helps provide adaptive support while promoting a more comfortable sleep temperature.
• SUPPORTS ALL SLEEP POSITIONS: Designed to provide balanced comfort and support for back, side, and stomach sleepers.
• REDUCED MOTION TRANSFER: Memory foam construction helps absorb movement for less sleep disturbance throughout the night.
• REFRESH YOUR MATTRESS: Instantly upgrade the feel of your mattress while helping extend mattress life and improve sleep quality.
• CERTIPUR-US® CERTIFIED FOAM: Foam is independently tested for content, emissions, durability, and performance.
• PRODUCT DIMENSIONS: Approx. 84″ L × 72″ W × 4″ H (Cal King size), designed to fit standard cal king mattresses.