FINGOOO Safety Lock Window Sliding Door Set of 9 Child Stopper, Prevents Falls, Pet Cat Protection, Mischief Prevention, Finger Pinch Prevention (Triangle, Transparent) This is a set of 9 (unused) pieces, as one of the original 10 was used. 【Fall Prevention】: Prevents children, babies, and pets from opening windows on their own. 【Enhanced Security】: Can be used in conjunction with window film for burglary prevention. 【Mischief Prevention】: Prevents children and pets from opening sliding doors. No need to worry about clothes being messed up or getting dirty. Applicable to: Sliding windows, sliding doors, doors, cupboards, wardrobes, etc. Let's create a safer and more secure environment! *If you want more security, we recommend installing 2-3 safety locks on one window. 【Super Strong Adhesive】: Uses 3M strong tape, which has excellent adhesion and can be used in rental properties. 【Clear】: The adhesive tape and safety lock are transparent and inconspicuous, so they don't look out of place. 【Material】: Made of high-quality ABS resin, safe for families with babies. 【Size】: 9 x 7.5 x 0.85CM *Wing thickness: 3mm, including the hinge and adhesive tape parts, the thickness is 8.5mm. Please check if it can be used before purchasing. 【How to Use】: Peel off the backing paper of the adhesive tape and press firmly on the fixed position for about 40 seconds. It is better to leave it for about 24 hours after sticking to prevent it from peeling off. 【How to Remove】: While warming the adhesive part with a hair dryer for about 10 minutes, use a ruler or similar tool to peel it off little by little. It is difficult to leave marks on furniture. 300 yen each 100 yen will be added for each additional piece.