X-Small Package Interested? Please Contact us All volumes can be bolted on or screwed on, are made of 13 layer ¾ inch (18 mm) high-quality birch plywood, and coated with our special Blocz Texture. Our smallest package is perfect for getting a first taste of Blocz. With 7 different volumes you can experience the quality of Blocz volumes and get your hands on a few different shapes. Includes: 3 x Triangle 300 2 x Triangle 400 1 x Triangle 400 Flat 1 x Half Diamond 450 All volumes can be bolted on or screwed on, are made of 13 layer ¾ inch (18 mm) high-quality birch plywood, and coated with our special Blocz Texture.