Caribbean Jumbo Hammocks. Top quality Jumbo Caribbean Hammocks are hand woven from weather resistant soft-spun polyester. The intricate micro-weave provides 8 times the support of traditional rope hammocks for a floating on air sensation. Tropical hardwood spreader bars are 55 inches wide and have multiple coats of marine varnish for protection against the elements. Sized to hold a small family. Jumbo Caribbean Hammocks are available in over 10 colors. A stylish and extremely comfortable hammock.