This package includes two angle slice sponges for use with PanPastel colours.Sofft™ sponges can be used for applying PanPastel colours, blending colours and materials, building up smooth layers of colour, manipulating watercolour and acrylic paints and more. Made from a semi-absorbent Micropore™ material, these durable sponges are non-abrasive and flexible enough for creating various effects and techniques in a wide range of mediums. To clean simply wash with soap and water, squeeze out excess water then allow sponge to air dry.