**Specifications:**

**Brand:** JONEVEE

**Product Name:** Natural Gypsum Crystal Chalk

**Grade:** Artist Grade

**Type:** Mineral Chalk

**Usage:** Professional Drawing and Illustration

**Features:** Dust-free, Colorful, High Purity

**Material:** High-purity gypsum mineral

**Color:** Assorted vibrant colors

**Safety:** Non-toxic and dust-free

**Quality Certification:** Export quality, International certification

**Production Technique:** Four-fold filtering process for color durability

**Packaging:** Upgraded packaging with shock-absorbing sponge protection

**Variants:** Available in various color assortments and quantities

**Sizes:** 48 colors/box, 24 colors/box, 32 colors/box, 11 colors/box, 66 colors/box, 72 colors/box, 36 colors/box, white color 48 colors/box

**Product Information Table:**

- **Product Name:** Colorful Chalk

- **Model Number:** ZWCK-6481, ZWCK-6482, ZWCK-6483, ZWCK-6661, ZWCK-6663, ZWCK-6721, ZWCK-6722, ZWCK-6723, ZWCK-648W

- **Shape:** Hexagonal

- **Colors:** 12 colors, 24 colors, 32 colors, 11 colors, 66 colors, 72 colors, 36 colors, white color 48 colors

- **Quantity:** 48 pieces/box, 24 pieces/box, 32 pieces/box, 11 pieces/box, 66 pieces/box, 72 pieces/box, 36 pieces/box, 48 pieces/box

**Additional Information:**

- **Size Options:** 75mm, 72mm, 80mm, 120mm, 160mm, 173mm

- **Color Clarity:** Bright and clear colors

- **Safety Assurance:** Non-toxic and dust-free properties

(Note: The specifications provided are based on the information given for JONEVEE Natural Gypsum Crystal Chalk, a professional drawing tool with high-quality features and safety standards.)