Bought seven of these for a class even with precautions to prevent the grommets from ripping out placing a loop of cordage through and using a toggle instead of tying directly to grommet five out of the seven had grommets rip out with a single use

Box says 2year warranty contacted ust and was told they can only replace them not refund defective and to contact amazon for a refund which of course i cannot do either since it is part the 30 day window