High Quality: Our ceiling hooks are made of high quality SUS304 stainless steel, rustless, corrosion resistance, high hardness, non-toxic, durable. Can be used constantly. Safe and reliable: the load capacity of our ceiling hooks is up to 600 kg, the hammock hooks are super stable. Safe for adults and children. 360Rotatable Hook: Our hook can be rotated 360 and swiveled back and forth 180. It is very convenient and flexible to use. Wide scope: The ceiling hook is suitable for indoor and outdoor use, ideal for concrete ceilings and wooden beams, hammock swings, chairs, punching bags, lamps, sling trainers, yoga, canopies , sling trainers and more. Multi-function Perfect fit for hammock hanging chair, tree swing hanging kit, porch swing hardware , an egg chair hanger kit, a punching bag hanger, a ceiling mount for indoor and outdoor yoga swings. Material: SUS304 stainless steel Loading capacity: 600kg Scope of delivery: 1 x stainless steel hook 3 x concrete screws 3 x hex bolts