Hammocks Rada TM - Jumbo Size Dark Green - Largest Hammock by UPS in 2 Days at Door cotton Mayan Hammock Jumbo size Our biggest and more comfortable hammock. Is just a few dollars more but its much bigger than others. 100% cotton in bed and 100% nylon in the arms. 100% nylon available upon request. Multicolors. Solid color available upon request.