Product Description? Sturdy walk through black safety baby gate with 4 pressured adjustment bolts for stairs/doorways, single-hand open, no tools required install for baby/dogs/cats. The baby gate height is 30.7inch made for children 6-36 months. It is security for your baby or pet! Product Feature: Not need drilling, easy install. Automatic close indoor gates. Open from both 2 sides. Components Included: 1 piece baby gate + 4 adjustable bolts + Installation manual. Attention: 1. Do not cut the tie before fnishing the installation, otherwise it is more difficult to install the gate. 2. There is a gap before you install it, it is not defective or bent. If you find that after you tight the bolts there is still a big gap, pls continue tight the up two bolts until shorten the gap. 3. Leave distance for the gap, normally you need to leave about 0.4inch for the gap, otherwise too tight so you can not open the gate. 4. If you can not open the gate, pls loose the up two bolts. 5. This product will not necessarily prevent all accidents, please never leave child unattended.