Systems and methods for attaching large articles of bedding such as bed sheets, blankets, duvet covers, comforters, and quilts, as well as other machine-washable large items such as sleeping bags, tablecloths, shower curtains, and shower curtain liners, in order to prevent or greatly reduce said articles from twisting, tangling, balling and/or wadding either independently or with each other in either or both the automatic washing machine or automatic clothes dryer. Exemplary fabric securing devices include a rigid base having keyholes and slit-holes, and flexible straps or tongues having a hollow post to engage a base keyhole and a crescent-shaped beveled edge to engage a base slit-hole.