Celebrate a Border Collie enthusiast with a durable tumbler built for everyday use. This 20 oz or 30 oz vacuum-insulated stainless steel tumbler features the playful message: "You Can't Tell Me What To Do. You're Not My Border Collie."

• Size options: Available in two capacities—20 oz and 30 oz—to fit your coffee ritual or hydration needs.
• Material and finish: Premium stainless steel with a hard-wearing powder coating that resists wear and maintains a sleek black look.
• Insulation: Double-wall vacuum insulation keeps hot beverages hot for hours and cold drinks cold for hours, making it ideal for commuting, workdays, or outdoor adventures.
• Lid and sipping: Includes a lid for easy sipping and on-the-go convenience.
• Design details: Bold white typography on a black exterior showcases the humorous Border Collie quote for daily smiles.
• Care and durability: Built to last with a rust- and corrosion-resistant finish; hand wash recommended to preserve the coating and print.
• Gift appeal: A thoughtful, lighthearted gift for Border Collie lovers—great for birthdays, holidays, or just because you want to celebrate a furry friend.

This tumbler goes beyond a simple drink vessel by offering practical everyday benefits: it supports a consistent drinking temperature across commutes and errands, its rugged powder coating provides a sturdy feel in hand, and its playful message acts as a conversation starter with fellow dog lovers. It’s the kind of gift that blends personality with everyday utility, turning a routine moment into a small daily celebration of Border Collie affection.