The Unizyme Enzymatic Cleaner Tablets remove protein deposits from the contact lenses in just 10 minutes. The protein remover tablets are made for Soft Hydrophilic contact lenses. It is a 12 weeks supply, offering 1 tablet per week for 12 consecutive weeks. The Enzymatic Contact Lens Cleaner is to be used with hydrogen peroxide, saline solution or a chemical disinfectant like AOSEPT, Pure Eyes, SoloCare or SofWear Saline. No separate lens case vials are required since the cleaner is intended to be used with your normal contact lens case.