Medicom SafeMatrixâ„¢ and ?SafeMatrixâ„¢ Contour ?is a patent pending design? with a unique push-button diverter. Fully disposable? Single Product System - no assembly or application tools required?. High-tension mechanism for better compacting?. Suitable for use with all restorative materials?. Suitable for use with wedges and rubber dams.- Matrix Band, Disposable, Wide, 6mm, Blue, 50 bands/bx Stock Item