The Sphere Glass is a patented design to chill your beverage without the melted ice.

Each glass comes with a solid-glass sphere fused to the bottom of the hand-blown glass. Store in your freezer and use to chill your favorite beverage without the melted ice.

CARE: HAND WASH ONLY. Be sure to rinse your Cube Glass with room temperature water immediately after use. Do not pour hot liquid into cold glass. Do not freeze with excessive water left in your Cube Glass.

Rocks glass measures 3.5" x 3.5"

Petite Rocks glass measures 3" x 3"