20 oz Straight Tumblers with Rainbow Underlay for Laser Engraving

These tumblers can be engraved with any laser (diode or co2 lasers). Please research your settings for your laser as they all run differently and engrave at different speeds/power.

• For Laser Engraving
• Underlaid with holographic rainbow plating that shows when engraved
• 20 oz size stainless steel
• Straight sides
• Slide lock top & plastic straw
• Shipping weight = 1