Custom 40oz Tumbler with Rainbow Reveal Engraving – One-of-a-Kind Every Time

One Side Customized with your name, monogram, or simple logo – laser engraved to reveal a vibrant, iridescent rainbow finish beneath. No two are alike!

🌈 Your Drink, Your Style – With a Colorful Twist

This isn't just another 40oz tumbler. It's your new daily essential—with a colorful surprise. When we engrave your design, it reveals a brilliant rainbow-metallic base layer that varies from cup to cup. Every engraved piece is totally unique and 100% eye-catching.

💧 Stay Hydrated Longer

Featuring double-wall vacuum insulation and a tapered base to fit most car cup holders, this oversized tumbler keeps your drink ice cold or piping hot for hours. Whether you're commuting, coaching, or crushing your water goals, it’s built to go with you.

🥤 Versatile Lid with Straw

The included lid is designed for flexible sipping—drink directly from the lid or use the included straw for extra convenience. Perfect for water, iced coffee, smoothies, and more.

✨ Product Highlights:

• 40oz Capacity – Big enough for all-day hydration
• Laser Engraving with Rainbow Reveal – No two engravings are exactly alike
• Double-wall insulated stainless steel – Keeps drinks cold or hot for hours
• Comfort-grip handle – Built for carrying anywhere
• Tapered base – Fits most car cup holders
• Straw-compatible lid – Sip through the lid or use the included straw
• BPA-free & dishwasher safe

🎁 Great for Gifts or Everyday Use

Whether it’s a birthday gift, bridesmaid tumbler, or a stylish hydration upgrade for yourself, the rainbow-reveal engraving makes this cup a statement piece like no other.

💬 Want a custom design? We’d love to make it happen! Contact us at Custsvc@craftrapids.com or use our contact form to get started.