About This

• Long Lasting and Strong Support: Coolvie extra firm xl long mattress blends high-density foam&pocketed spring for superior support, evenly distributes body weight, maintains the spine's natural alignment, and reduces intervertebral disc pressure - ideal for heavier individuals, joint pain sufferers, and growing adolescents
• Deep Sleep, No Disturb: Individually adaptive posture pocket springs are ergonomically zoned to absorb movement when one person turns over, preventing disturbance to the other side—ideal for light sleepers and promoting longer deep sleep
• Dual-Cooling: This xl twin mattress features Visco Elastic memory foam to actively absorb body heat, paired with a breathable 3D airflow base layer for enhanced circulation. This dual-cooling system maintains a consistently cooler sleep surface, proven to be 2-3°C lower than standard mattresses
• Skin-Safe & Breathable Comfort-Certified baby-grade fabric with cloud-like softness, free from fiberglass, formaldehyde, and optical brighteners.，anti-static technology wicks moisture for all-night dryness
• CertiPUR-US Certified Foam: It meets international safety standards for chemical content, volatile emissions, and durability. Hypoallergenic and non-irritating, it is safe for people with sensitive skin or allergies
• Compact Box, Effortless Setup-Vacuum-packed for 80% smaller shipping size - perfect for apartments/dorms with tight spaces. Easy to carry (even solo!). Also, it is easy to set up and fits all kinds of bed frames，self-expands to standard thickness within 72 hours
• Purchase with Professional Support: Each 12 inch mattress undergoes rigorous quality testing, comes with a 100-night trial period and 10 Year support

Overview

• Brand : Coolvie
• Size : Twin XL
• Product Dimensions : 80"L x 39"W x 12"Th
• Item Firmness Description : Firm
• Top Style : Euro Top
• Cover Material : 3D knit fabric
• Number of Layers : 2
• Fill Material : Premium Foam
• Special Feature : Breathable, Low Motion Transfer, Pressure Relieving
• Color : White, Blue