Material: plastic Box size: 2.17*2.4*0.63 inch / 5.5*6.1*1.6cm Package included: 4 x contact lens case (Each case comes with a tweezers, a contact applicator, a little solution bottle, a lens holder, and a mirror) The mini size makes it more convenient to carry around. Perfect for your travel needs. Tips: (1) Cleaning the case kit before your first use. (2) It is recommended to replace it every 1-3 months to keep your contact clean.