[New, Unopened] Ito Seisakusho Sash Shimari Small, 2 pieces, Silver x 2 sets Immediate purchase without comment is OK. Ships via anonymous Rakuraku Mercari delivery. Ideal for window security and ventilation. Easy installation with double-sided tape. Simple operation for locking and unlocking. Also prevents children and pets from opening windows. Attaching to both the top and bottom increases effectiveness. * Usable range: Compatible with gaps between doors/sashes from 4mm to 10mm. #Security #SecurityMeasures #AuxiliaryLock