SPECIFICATIONS   High-concerned chemical: None     Borrence Art Sketch Rubbing Cotton Art Students Special Sponge Egg Absorbent Sponge Painting Special Eraser Painting Highlights Eraser Tool Black Ball Eraser Pen Teardrop Shaped Drawing Supplies 100% brand new and high quality! Specifications: Name: Sketch Rubbing Cotton Size: 4*6cm Material: Soft sponge Shape: Teardrop / gourd Use:Schools & Offices Features: Paint Sponges Lightweight,soft Q-bomb, comfortable feel. The wiping effect is delicate and can be washed and reused. Sketch rubbing cotton ball suitable for pencil charcoal sketching, watercolor painting, edge overshoot, highlight adjustment, large area wiping. Package included: 1 /2/3/5/10PCS *Artists Charcoal Pencil…