High Quality Coconut Shell Charcoal Briquette Suitable for Shisha, Hookah, BBQ, Heater, etc Cube Briquette: 2 x 2 x 2 Cm 2.2 x 2.2 x 2.2 Cm 2.5 x 2.5 x 2.5 Cm Flat Briquette: 2.5 x 2.5 x 1.5 Cm Hexa Briquette: 2 x 5 Cm 2.5 x 5 cm And as buyer request. Specification: 99% made from Coconut Shell Odorless and Smokeless Burning time : 2-3 Hours