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. Availability: Usually ships the next business day. 089-0669-CRegular price: $9.99Sale price: $6.99 Availability: Usually ships the next business day. 20 Liter Cubitainer flotation for the Laser® Hull 089-0667-CRegular price: $10.99Sale price: $8.99 Due to the wide variety of the size and weight of our items we will charge the actual cost of shipping in a separate charge on all orders. Please email us for a shipping cost estimate. Shipments outside the USA may have add on fees and duties by your own government. Sailing can be green! See our recycle your old sail offer Send us email