- A-silicone impression materials. - Harvard PremiumSil Putty Soft Fast 1200 ml. - Harvard Light Soft Fast 2x50ml. - Super hydrophilicity for perfect wettability and excellent reproduction of details. - Long working time, short intra oral setting time. - Excellent flow properties. - Optimal kneadable consistency for the putty products. - Very low shrinkage. - Suitable for the sandwich technique and the putty-wash technique. - Two setting times. - Durable storage of impression. **For further product information, please contact Chat Support**