【EXTRA THICK & ULTRA SOFT】: 50% THICKER than normal mattress pad. Overfilled with ultra-plush mircrofiber fill, this mattress topper offers the time-tested comfort without any associated odors or allergens and provides support for your shoulders and hips. Excellent way to restore the support of an old or a too-firm foam mattress or simply improve the softness and comfort of any newer mattress. 【COOLING &BREATHABLE】: Adopted HNN Cooling Technology, the breathable velvet feeling fabric cover, made of brushed soft fiber, allows a more effective air flow to diminish overheating so enable you to enjoy a refreshing and restful relaxation experience. Stay perfectly cool and comfortably warm with optimal temperature control. To a certain extent, avoid waking up at night being hot and sweaty. 【HEALTHIER SLEEP】: This 5-star hotel quality down alternative mattress topper without chemical smell and heat generation. Friendly to those sneezing with goose down and feather bedding or who disgust the odor of memory foam. BAFFLE BOX DESIGN pollow top distributes weight evenly and prevents fill from shifting or bunching.