Features: Effective performance: this solid washing machine cleaner has triple decontamination and active oxygen decontamination features which has strong dirt removing performance, can effectively clean the harmful and stagnant dirt even if it is invisible Various applications: this effervescent tablet is suitable for front load washing machine, top load washing machine and conventional washers, keep your machine in a safe, neat and organized working environment Easy to use: just empty your washer, put 1 piece of effervescent table into the drum and carry out clean washer cycle, no need to disassemble the washing machine, you can get a fresh and clean washer Appropriate size: smaller and thinner, can better penetrate, dissolve and remove odor-causing residues CLEAN, FRESH, GREEN:Use regularly to maintain washing machine and extend service life. Let your clothes really be washed clean, make your laundry room fresh to breathe, keep your family environment CLEAN, FRESH, and GREEN long time usin Notice: Actual color may be slightly different from the image due to different monitor and light effect Please allow 1-3cm deviation due to manual measurement Description: Material: Sodium Peroxide Surfactant Color: white and blue Package List: 48 x Tablets