Fine Silicone Material This beauty blender holder is made of fine silicone material, making it soft, durable and resilient. It keeps it well organized and clean. Moisture Proof and Breathable Design It features double side breathable air let vents, that allows the beauty blender sponge to dry up quickly, keeping it dry, clean, moisture proof and mildew proof. Easy-To-Use The flexible silicone makeup blender features one-piece design, with one piece design, no lid. The opening cut makes it convenient in taking out the makeup sponge in just one squeeze from holder.