... 1.laser tube:CO2. 2. CE Certificate Ledio Stamp Materials SpecificationsFlash Stamp, flash stamp material,office stamp 1. Size: round, oval, square and rectangle ... having four different styles, Round, Oval, Quadrate and square.stamp material has several different colors and designed as customer's ... request.It's applicable to thickness of 7mm flash pads/ foams. Samples: Ledio Flash Stamp materials