The Laser® Hull has 3 10 Liter Cubitainers in the bow and 3 20 liter containers in the stern of the hull for flotation. They do not last forever and can eventually leak and fail. It is a good idea to check the condition of the cubitainers on older hulls. 089-0669-C$20.99 20 Liter Cubitainer Flotation for ILCA/Laser HullThe Laser® Hull has 3 10 Liter Cubitainers in the bow and 3 20 liter containers in the stern of the hull for flotation. They do not last forever and can eventually leak and fail. It is a good idea to check the condition of the cubitainers on older hulls. 089-0667-C$24.99 WE SHIP WORLDWIDE! We charge the actual cost of shipping. You may email us for a shipping cost estimate. Send us email intensitysails(at sign)gmail.com US$10 MINIMUM ORDER