Abstract: A break away clip releasably engageable with a wall depending from a swimming pool coping where the wall has a raised rib, and an edge of a pool cover where the edge has a retaining groove, the clip presenting in cross-section a pair of spaced apart legs adapted to releasably embrace the depending wall, the legs are connected at one end and one of the legs includes a retaining groove between the legs which is adapted to receive the rib presented by the depending wall of the swimming pool coping, the clip including a channel presenting a lip releasably engageable with the retaining groove of the edge of the pool cover.