JelSponge, The Original Silicone and Soft Sponge Makeup Blender, Dual Use, Spread and Blend Foundation, Silisponge
Amazon.com Price: $9.95 (as of 10/04/2023 17:28 PST- Details)
Only clean with soap and water. Cleaners can react with the adhesive on the sponge.
For best results get a little damp, it will be much fluffier.
Brag to your friends about having an innovative product first!