Colour Clay Bars Neon and Rainbow delivers reliable performance with thoughtful details for daily use. A tremendously versatile modelling material,can be used again and again.Direct comparison to the original plasticine product and equivalent in quality.Can be reused repeatedly,and will not dry out.Malleable but models will always retain their shape.Use for moulds to produce plaster casts.Wheat &gluten free!Colours may vary. 3kg box 3 x 500g Neon colour bars and 3 x 500g Rainbow bars 3Kg box 3 x 500G neon colour bars and 3 x 500G rainbow bars.