The Basics Naimie's Synthetic latex-free makeup sponges. 4x3x1 inch block, pre-cut into 8 wedges. The Benefits A latex-free sponge is more durable. It has a smooth, denser feel. When damp the latex-free sponge expands a bit more than the latex sponge giving you more surface area to work with and less product absorption. The Uses Precision makeup application that is smooth, even and flawless. The Bottom Line The industry standard and makeup artists' favorite.