The Souffle pen creates a three-dimensional embossed texture that is delicate and fluffy  great for personalizing letters, creating 3D art and decorating crafts. These ten pastel colors work well on dark or light surfaces for best results, use on non-porous surfaces such as plastic, acetate, vellum or glass. Special patented gel ink, No need to shake, pump or squeeze, Write slowly for best results. This set contains 10 colors of yellow, blue, green, orange, purple, light green, light orange, pink, gray, and white.

Details: 

• Pastel colors
• 10 piece set
• Thick ink
• Slow to dry
• Not ideal for extended writing
• Waterproof on most surfaces
• Water-based, odorless, and nontoxic
• AP Certified