No Drilling : this no drilling retractable dog gate is suitable for 0-55 inches wide openings. We provide 2 sets of adhesive stickers and 1 set of screws. You can choose no-drill or drilled installation. (The gate lock to hook size is 55 inch and the mesh size is 50 inch.) Retractable Mesh Design : the 33 inch tall no drill retractable baby gate can be fully retracted when not used, saving space. The mesh is soft and durable, children can't climb and pets' paws don't tear the mesh. Easy to Use and Pass for Adults : parents can open the no drilling retractable gate with one hand, but difficult for children to open.