Prismacolor Premier Colorless Blender Pencil, 4 Pencils, 2 PACK OF 2 (962) | eBay
KALOUR Colorless Blender and Burnisher Pencils Set,Non-pigmented, Wax Based Pencil,perfect for Blending Softening Edges,ideal for Colored Pencils,Art Supplies for Artists Beginners(6 Pencils Total)