3Dresyn Hard SR has these features and benefits:

• similar touch and resilience to conventional hard silicone rubber
• soft, foldable & twistable without breaking, 100% foldable without breaking
• synthetic resin source
• Shore Hardness A70
• medium tensile strength, <3 MPa
• medium hard with certain flexibility (Young modulus <7 MPa)
• elongation <60%
• durable
• low viscosity
• very high resolution (printing resolution of less than 20 microns)
• very low shrinkage
• printable by most commercial and professional SLA, DLP & LCD 3D printers
• organo-tin free