Beauty Ball Blenders Small 4Pcs Dual-layer design, The blenders has anti-mould/bacteria silicone skin, perfecting finish, hyper coverage, ultra-soft & durable. These blenders can last up to 3x longer than traditional blenders. Dual-Use design, New sponge that has a silicone skin for spreading liquid and a spongy side for blending. Less Spend on Makeup.