Welcome to Homiest Amazon Online Store!! Homiest guarantees 100% satisfaction or 100% money back within 60 days. No question asked! Homiest Online Store is a manufacturer which specialized in developing and manufacturing Pillowcases, Throw Blankets, Bedding collecting, home improvement and so on. Specification Material: Silk and cotton Outlook Size: About 75mm x 70mm Cleaning: Hand wash in Cold water About the Organizers Box Training the lazy eye to work properly, so that vision can develop correctly. Use for one eye care and shield, elastic adjustable strap suitable for adults and kids, choose size according to your needs.