Immersive 3D drawing with bubble texture These pens feature a soft, lightweight grip and a bubble tactile feel that makes drawing engaging for kids while supporting perceptual development. The result is a captivating 3D effect that is easy to achieve. Heat-activated 3D effects in about two minutes Apply heat with a hair dryer to trigger cotton-textured expansion and instant inflation for added depth. This simple, quick transformation encourages experimentation and keeps creativity progressing. Simple three-step use across surfaces Three easy steps to create art with confidence. The pens work on paper and a variety of craft materials, delivering a smooth drawing experience across surfaces while supporting diverse artistic needs. Supports family creativity Designed to promote parent-child collaboration through shared drawing sessions, helping families connect through a constructive, fun activity. Key attributes Function: bubble texture and heat-activated 3D effects Compatibility: suitable for paper and various craft surfaces Texture and size: soft, lightweight grip for comfortable use Performance: quick 2-minute transformation with heat Usage scenarios - At home with children during a creative playtime or art lesson to explore 3D drawing and texture. - In classrooms or art clubs for group projects that require collaboration and shared creativity. - On travel days or rainy afternoons as a compact activity that produces engaging, layered artwork.