Features: 1. The Blackhead Removal Sponges Are Made Of Sponge. 2. Extra Replacement Filters Sponge For Vacuum Pore Cleaner Microdermabrasion Machine. 3. It Is Recommended To Replace Filter After Every Use. 4. 100 Pieces Of Cotton Filter Replacements Meet Your Daily Using Needs. 5. The Blackhead Sponge With Small Clearance In Space, Good Water Absorption, Strengthen Filtration Speed. Specifications: Material: Sponge Size: As Shown (1inch=2.54cm) Color: As Shown Package Included: 100 Pcs Blackhead Removal Sponge. Note: 1. Due To The Different Monitor And Light Effect, The Actual Color Of The Item Might Be Slightly Different From The Color Which Is Showed On The Pictures. 2. Please Forgive 1 Cm/0.39"-3 Cm/1.18" Measuring Deviation Due To Manual Measurement.