If you love doing 300 - 1000 pc. puzzles but don't have a permanent space to lay them out, this non-slip felt mat offers work space and storage. Start doing your puzzle on the mat. If it has to be moved, use the tube to roll up the mat and pieces together. When you are ready to continue the puzzle, unroll the mat and voila, all the pieces kept in place. Use the reverse slip-proof side for counting change, playing cards, children's felt games, a mouse pad that extends under your keyboard. Mat measures 27.75 x 22.5 inch.