Metal Ninja Studios Ren Stainless steel tumbler

Stay inspired and hydrated with the Metal Ninja Studios Ren Stainless Steel Tumbler, featuring Ren—the symbol of Resilience, Empathy, and Nobility—and the iconic Metal Ninja Studios logo. This sleek, durable tumbler is perfect for creators, fans, and anyone striving to embrace creativity and perseverance in their daily journey.

Whether you're sketching your next comic masterpiece, tackling a busy day, or simply enjoying your favorite drink, this tumbler is designed to keep beverages at the perfect temperature for hours. Ren’s powerful story and design make this tumbler not just practical but a statement of strength and artistry.


Enjoy hot or cold drinks on the go with this stylish stainless steel tumbler! This reusable tumbler with a metal straw is a perfect combo for hot or cold drinks at any time of the day.

• High-grade stainless steel tumbler
• 20 oz (600 ml)
• Tumbler size: 3.11″ × 8.42″ (7.9 cm × 21.4 cm)
• Straw and lid included with the tumbler
• A cylindrical shape (top to bottom)

Disclaimer: Not dishwasher or microwave safe. Hand-wash only.

This product is made especially for you as soon as you place an order, which is why it takes us a bit longer to deliver it to you. Making products on demand instead of in bulk helps reduce overproduction, so thank you for making thoughtful purchasing decisions!

Age restrictions: For adults
EU Warranty: 2 years
Other compliance information: Meets the lead, cadmium, heavy metals, aromatic amines level requirements.

In compliance with the General Product Safety Regulation (GPSR), Oak inc. and SINDEN VENTURES LIMITED ensure that all consumer products offered are safe and meet EU standards. For any product safety related inquiries or concerns, please contact our EU representative at gpsr@sindenventures.com. You can also write to us at 123 Main Street, Anytown, Country or Markou Evgenikou 11, Mesa Geitonia, 4002, Limassol, Cyprus.

Size guide