Portable folding projection screen designed for micro projectors and mobile phone projectors Small size lightweight foldable and portable Only 190 mm in diameter when folded up - ultra-portable Unique patent function for the fabric auto-leveling wrinkles Lightweight compact black bag can be conveniently included in the carry case High-gain flexible fabric material gain value for the image is up to 4.8x Free-standing no need to mount on a wall etc. Diameter after unfolded 508 mm Length amp width after unfolded 406 x 305 mm