Dunlop Foams Next Generation Viscoflex Memory Foam Mattress Topper Overlay All the quintessential benefits of Visco foam, fine-tuned to new levels. Refined in its design, New Generation Visco features improved air flow and greater breathability. What makes the NGV foam different? It sustains the original Viscoflex properties, and reacts accordingly to changing ambient temperatures Improved open cell structure increases breathability More durable and effective in retaining shape Reactive to ambient temperatures, providing consistent comfort & pressure redistribution Anti-Microbial treated, fresher for longer Flexible support keeps you comfortable for hours Flexible support keeps you comfortable for hours With regular mattresses, no matter how firm, many people end up tossing and turning all night. This constantly interrupted sleep pattern can leave you exhausted, even after a full night's sleep. Memory foam toppers offer the flexible, gentle, and continuous support that ordinary mattresses lack. Memory foam's elastic properties allow the material to contour precisely to the shape of your body, cradling you in your natural sleeping position for comfort that lasts through the night. A memory foam topper that suits your unique needs Foam overlays ensure quality, restful sleep for everyone - men and women, young and old. It's the ultimate sleeping material for pregnant women, who often have trouble getting comfortable and falling (and staying) asleep. Memory foam also brings relief for many people who have medical conditions that make sleep difficult. The Viscoflex Memory Foam Mattress Topper is available in two levels of firmness: the Soft level is ideal for children and light sleepers, while Medium firmness is preferred by those with larger frames. Mattress sizes for this whole-body support foam overlay include single, king single, double, queen, and king. Ultra-fresh protection Those who struggle with medical conditions, such as allergies and asthma, must take extra precautions with their bedding material. The ViscoFlex Memory Foam Mattress Topper features the Ultra-Fresh seal of approval. Ultra-Fresh is a proven anti-microbial compound that effectively controls common allergens and asthma triggers, such as house dust mites, destructive mold, mildew, and fungi. This allows allergy and asthma sufferers to breathe easy while relaxing in supportive comfort.