From the manufacturer's official website:

Precision drawn 6061 alloy. Specially drawn double butted, thicker in the most stressed zone, thinner in non stressed section, less weight with additional strength. Innovative Deda anatomic design. "Sweet" shape and double groove (Campagnolo Ergopower compatible) Individual alignment, total heat treatment. Available in special 36 - 38 - 40 cm sizes, specific design for small hands

Technical Data:

• Width: 42-44-46 cm (outside-outside)
• Drop (center to center) 142.
• Reach (center to center) 86 mm.
• Handlebar O.D.: 26,0 mm (standard)
• Weight: 295 grams

For more information, please visit this product's webpage.