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Are you looking for a unique and funny gift for your stepsister this Mother's Day? Look no further! Our 'Certified Stepsister' tumbler is the perfect way to show your stepsister how much you care. Made of high-quality stainless steel and powder coating, this vacuum-insulated tumbler keeps hot drinks hot and cold drinks cold. Hand wash only.
Your stepsister will love the humorous quote on this tumbler, making it a thoughtful and personalized gift from you. Whether you're a man or woman, this gift is sure to bring a smile to her face. So why not show your stepsister some appreciation this Mother's Day with a gift that's both functional and fun?
Don't miss out and make this Mother's Day one to remember!
OVER 250,000 GIFTS DELIVERED
Since 2020, our studio in Florida has shipped over 250,000 gifts—and counting.
Our commitment to quality and connection is reflected in our glowing 4.8/5 rating from over 10,000 verified reviews. Every gift we send out is a step toward our goal of bringing people closer together, one gift at a time
MADE IN THE USA
All our products are made with love in the USA.
HAPPINESS GUARANTEE
This product is backed by our 100% Happiness Guarantee.
At Mallard Moon, we deliver high-quality gifts designed to bring joy and connection. If for any reason you're not 100% satisfied, just reach out. We're committed to making it right, or we'll gladly take it back.
READY TO GIVE
All our products are presentably packaged for hassle-free gifting.
SHIPPING INFORMATION
Estimated delivery times:
US: 5-7 business days.
Canada: 5-9 business days
Australia/New Zealand: 5-9 business days
UK & EU: 5-7 business days (ships from Amsterdam)
Rest of the world: 2-4 weeks
*addition 1-3 days lead time for personalized products
Please note: We currently do not deliver Canvases to PO Boxes as UPS does not deliver to PO Boxes, so please provide a different address that we can ship to.
Are you looking for a unique and funny gift for your stepsister this Mother's Day? Look no further! Our 'Certified Stepsister' tumbler is the perfect way to show your stepsister how much you care. Made of high-quality stainless steel and powder coating, this vacuum-insulated tumbler keeps hot drinks hot and cold drinks cold. Hand wash only.
Your stepsister will love the humorous quote on this tumbler, making it a thoughtful and personalized gift from you. Whether you're a man or woman, this gift is sure to bring a smile to her face. So why not show your stepsister some appreciation this Mother's Day with a gift that's both functional and fun?
Don't miss out and make this Mother's Day one to remember!
- Keep drinks hot or cold for hours with our vacuum-insulated tumbler, perfect for your stepsister's daily routine.
- The 'Certified Stepsister' quote is printed in a funny and playful way, making it a unique and thoughtful gift.
- Our tumbler is made of high-quality stainless steel and powder coating, ensuring durability and longevity.
- Available in black color with a 20oz or 30oz capacity, this tumbler is perfect for hot or cold beverages.
- Give your stepsister the gift of a smile with this funny and functional tumbler - order now!
✨ Features & Details
🔥 Laser engraved in our workshop – permanent, fade-proof design (not printed or vinyl)
🖤 Black powder-coated stainless steel for a sleek, modern look
☕ Double-wall vacuum insulation keeps drinks hot or cold for hours
🧊 Durable stainless steel construction built for daily use
🧼 Clear, spill-resistant lid included
🚗 Fits most cup holders – great for work, travel, and errands
🎁 Available sizes:
20oz – perfect for everyday coffee or tea
30oz – ideal for long days and extra hydration
