Glycerin Glass Bowl Piece with Frosted Joint YD363 Size（Random Color）:18mm smooth inner surface for quick

smooth inner surface for quick rinsing and long-term repeated use

streamlined slim body design at 50mm height for neat portable use and easy holding

Standard Frosted Ground Joint

14mm male joint

Glycerin Glass Bowl Piece with Frosted Joint YD363 Size（Random Color）:18mm smooth inner surface for quickProduct Highlights Square transparent glass chamber filled with colorful cooling liquid inside, unique sealed liquid filled design brings better temperature control and eye catching gradient visual effect. Standard male frosted ground joint available in two mainstream sizes: 14mm and 18mm, polished frosted surface provides tight airtight connection without leakage, fits most common glass accessories. High borosilicate glass material with excellent