Can’t splurge on a new mattress right now? Mattress toppers are a cheaper way to make an aging mattress more comfortable and supportive to buy you more time to save up for a new mattress. If you are on a traditional spring mattress that has lost it’s support and you are waking up in pain, adding a 2-3 inch latex mattress topper will provide some support if you are trying to fix a sagging mattress. Charles Rogers Real Bed Topper is our top pick for latex mattress toppers. Latex mattress toppers will make your mattress firmer.