[High Quality Material] - This baby safety door stopper for children is made of high density EVA foam, environmentally friendly and non-toxic, strong and durable. Specially designed to protect children from accidental entrapment, it attaches quickly and easily to any door, window, etc. [Perfect Fit] - The size of the child safety door is 9.3 cm x 9.5 cm x 1.5 cm, the middle distance is 3 cm, the mounting opening is 0.7 cm, and the mounting opening can be opened up to 5 cm. Perfectly fits the door, does not fall off or slip. [Shockproof and Mute] - The foam guard can withstand door jamming and strong impact without deformation. It can effectively prevent children from closing the door in windy weather. A sudden closing of the door has the effect of absorbing shock and will not damage the door. If the child is sleeping, there will be no sound when the door closes suddenly and it will not wake the sleeping child. [How to Use] - Simply place the Finger Pinch Guard on the outer edge of the