1. Size of your mattress: memory foam toppers come in various size. You can choose from twin, queen or king whichever size of your bed you have.
2. Thickness: memory foam toppers range from 1 inch to 8 inch. 3 inch topper is enough for general usage. But if you are suffering from back pain or are looking for a little bit of comfort, you might need to consider a thicker topper.
3. ILD Rating: ILD rating indicates how firm the memory foam is. The more lower the ILD rating, the less firm of the memory foam. From customer surveys, most customers feel comfortable on memory foam with ILD rating around 12 - 14.
4. Density: memory foam density determines life time of the topper. The more density, the more life time of the memory foam topper is. Many brands come with density of 4 lbs. While Tempur-Pedic, the leading brand in the market, comes with 5.3 lbs of memory foam density.
5. Brand: brand can guarantee quality of memory foam products. You might need to compare different brands by search around internet and read product reviews submitted by other customers. In our shop also include product rating and customer reviews. You can check out our shop to get you started.
6. Warranty: different brands come with a different offer. Review their offers closely including warranty before you purchase.
