Barnes Vario 40 delivers exceptional performance for professional mould making, SFX, and creative projects requiring flexible, durable silicone rubber. This addition-curing two-component system offers unique blending capabilities with Vario 15 to achieve custom hardness levels between 15A and 40A Shore. Perfect for creating moulds, skins, props, and tinted parts, this high-quality silicone provides outstanding strength and flexibility for demanding applications.