Bits and Pieces - Portable Jigsaw Roll Up Mat-Store Puzzles on Unique Puzzle Roll Felt Mat System - Fits Puzzles up to 3000 Pieces The Portable Jigsaw Roll is a unique puzzle storage system that uses a felt mat and telescoping tube. Roll up your partially finished jigsaw puzzle and the sorted piece when you need the table space with this easy to use puzzle accessory. A must have for every puzzler. Puzzle mat fits jigsaw puzzles up to 3000 pieces. YES - IT IS JUST FELT - The Portable Jigsaw Roll measures 34" x 49".