Dura Soft-ProLiner is a long lasting temporary cure for loose and irritating dentures. With Dura Soft-ProLiner, you can reline your own dentures easily at home. Dura Soft-ProLiner makes store bought denture reline material obsolete. When Dura Soft-ProLiner is added to a denture, it forms a perfect, true-fitting, temporary denture reline that lasts up to 2 years! It forms to your gums as they are now, not as they were when you received your denture(s). Dura Soft-ProLiner is specially formulated to stay soft but firm, to save your gums from the wear and tear of hard plastic dentures, and to give a long lasting denture reline that feels GREAT! - With Dura Soft you can eat what you want, when you want! - Dura Soft helps seal out food particles! Semi-Soft formula for comfort. 1 kit relines 1 denture. The more you buy, The more you save! *Not for use with Valplast (flexible) dentures.* *Note: Contains Methacrylates. Do not use if allergic to Methacrylates.* "Free" First Class USPS Shipping for USA customers (only). Dura Soft-ProLiner is easy to use for a secure and snug fit. Can be used for both upper and lower dentures. For temporary use only, please see a dentist without delay.