BTS, or beat the system bag. As more and more airlines make it harder and harder for you to take your kit on holiday, now you can seperate this bag in to two indevidual bags to help get around being told you are over weight at the airport, also this is ideal if when at home youcan just use one bag for every day kitesurfing use, fully padded super strong, the best money can buy,You can easily pack 3-4 kites and a couple of boards, * 140cm * Heavy duty urethane wheels * Split level design* Split level design for multiple compartment access * Converts to 2 separate bags to avoid overweight baggage charges* Heavy-duty urethane wheels * Exterior I.D. pocket on both bags. 140-44-28 cm each Bag