Compatible with: Any 14mm Water Pipe The Human Grade Standard Flower Bowl is a durable and heat-resistant replacement or upgrade, crafted from high-quality borosilicate glass for long-lasting use. Designed to fit any 10mm or 14mm water pipe, it provides a secure connection for smooth, enjoyable sessions. A perfect essential for any setup. Retail Unit: One (1) Bowl Dimensions: 1.2" x 1.8" Joint Size: 14mm Material: Borosilicate