Barefoot International Malibu XTI Barefoot Boom The Barefoot International Malibu XTI Barefoot Boom is designed to work specifically for the Malibu XTI boats. The XTI boom is great for barefooting, teaching kids and general all around fun. Mounts easily and is rock solid in design. No boat is complete without a barefoot boom. Comes with all necessary mounting equipment to mount seamlessly on your Malibu XTI ski or wakeboard boat.