Sio-2 PLUS is a premium, self-hardening modelling clay made from natural materials. This 1kg Concrete Grey version features a modern, architectural tone-perfect for contemporary sculpture, design, and ceramic projects.

Key Features:

• Natural air-drying clay - no kiln or oven required
• Stylish concrete grey finish with ultra-fine, smooth texture
• Exceptional plasticity - excellent for fine detail and versatility
• Minimal shrinkage and superior durability when fully dry
• Can be carved, sanded, or drilled after curing
• Accepts all paints, stains, waxes, and varnishes
• Made from 100% natural clay - moist, odourless, and ready to use
• Conforms to ASTM D4236 - safe for classroom and studio use

Recommended For:

• Artists, sculptors, and designers
• Hobbyists and crafters
• Art students and educators
• Hand-building and pottery wheel techniques

The concrete grey tone provides a modern, minimalist base for functional or decorative creations. Once dry, enhance your work with paints, metallic finishes, or natural waxes. Shop our collection of compatible tools and accessories to get the most out of your project.