Yixing Zisha "Calculus" Multi-Purpose Large Capacity Cup/Tumbler

Product Specifications

Capacity: 80 ml

Diameter:7.7 cm

Height: 13.0cm

Material: Yixing Zisha Clay

Food Safe: Yes

Packaging: Premium gift box

A Genius Blend of Tradition & Intellect

This 250ml oversized Zisha cup reimagines classic Yixing clay artistry with a playful academic twist. Hand-carved with calculus equations, it’s the ultimate vessel for tea scholars, coffee coders, and soda scientists.

For the Passionate, the Disciplined, the Forever Young

This isn’t just a cup—it’s a badge of intellectual spirit. The engraved calculus equations symbolize what truly quenches your thirst: Knowledge, discipline, and timeless curiosity.

Why It Resonates with Modern Minds:

Quest for Knowledge: Each derivative formula celebrates the joy of learning

Self-Discipline: The precision-carved theorems mirror your daily rigor

Youthful Spirit: Because loving math (or pretending to) is the new cool