Tomato roller hooks are made of metal and nylon, features weather resistance, high temperature resistance Roller hooks with twine can firmly fix vines, are easy to use, save time and labor Tomato support hook with unique design allows worker to fulfill the lower tomato or cucumber, quickly and safely Greenhouse trellis kit can be used in traditional greenhouses, under fences or on patios Plant roller hook can maximize the use of roof spaces, balconies and small gardens to significantly increase the harvest in a limited space.