Material: canvas, polyurethane, wood, paper, metal, etc. Sketch Pencil Length: 6.9 '' Carbon Pencil Length: 6.9 '' Paper Pen Length: 6 ''; 5.3 in; 4.9 in. Pencil Extender Length: 5.3 '' Eraser size: 1.6 x 1 x 0.6 in; 1.6 x 1.4 x 0.4 in. Folded size: 8.1 x 3.7 x 2.8 in. Flat Size: 18 '' x 7.9 '' Net Weight: 0.8 lbs. Package includes full sketch kit: 18 sketch pencils (HB / 1pcs, B / 1, 2H / 2pcs, 2B / 4pcs, 3B / 2pcs, 4B / 4pcs, 5B / 1pc, 6B / 1pc, 7B / 1pc, 8B / 1pc). 3 paper pencils (can help you fill in the paint shadow, especially for charcoal paint). 3 crocarbon pencils (soft, neutral, hard). 1 sharpened colored pencil (high quality pigments). 1 eraser 4B. 1 kneadable eraser. 1 x Shatter Resistant Craft Knife (Durable, Made of Highest Quality Carbon Steel with Fine Sharpened and Sharp Points). 1 x double-ended metal pencil extender (when the pencil is short, it is fixed on the pencil extension, it can increase the length). Apply to: write, draw or draw. Attention: This pencil set has no pencil sharpener, so if you need pencil sharpener, please buy by yourself.