These Puzzle Mats and jigsaw mats are interlocking foam mats. They are a quick and easy way to add an anti- fatigue and designer atmosphere to your living areas. Cover you entire floor with these thick, sturdy sports mat. Made of ethylene vinyl acetate foam, it offers a layer of comfortable cushion between you and the floor. Mats interlock with puzzle like edges for easy set up and take apart. The price is for one single mat piece.