Sandwiched Acrylic provides multi-layer colors on acrylic which makes acrylic products more color rich and eye-catching in visual presentation. Designer is flexible to work on various colors on a same block material. Besides, it is very good for creating window displays, premiums, and unique lighting environment etc..The most popular color combination : clear/opal, clear/black, clear/fluorescent etc.. Minimum thickness of each color is 3mm but 4mm is more preferable. Standard size is 1220mm x 1830mm and 1220mm x 2440mm