Model Size: 56-60 in. W x 76 in. H; Walk-in Opening: 23 1/2 - 27 1/2 in.; Configuration: Double sliding bypass design allows entry from left or right exclusive water and stain resistant glass coating; 5/16 in. (8mm) thick certified tempered glass; Glass Type: Clear Model can be trimmed up to . for width adjustment; Wall profiles accommodate up to 3/8 in. for out-of-plumb (uneven walls) Hardware Finish: Black Professional installation recommended