Our industrial turned contemporary open ended envelope with an up ended twist. It is in the standard business size for an folded in thirds. Warm and smoky, Slate is the perfect neutral, adding urban chic to any color pairing. Size - 4 1/8" x 9 1/2" Pack of 10 envelopes When designing, remember that darker colors may rub off on lighter colors. Consider using a layer (such as tissue) between the different colors.