✈【SUITABLE FOR MOST AIRLINES】 All models of Southwest Airlines are not suitable. Some models of a few airlines are not suitable. For details, please refer to the detailed introduction. | ✈【ADJUSTABLE LENGTH】 It is very suitable for people who need to increase the length of the seat belt. The adjustable length of 7-31 inches can satisfy passengers with big waists, pregnant women, and those who have just completed abdominal surgery, and improve comfort. | ✈【PORTABLE】The airline seatbelt extenders belt folds up to less than the size of a fist and can be placed in your bag, in case your belt is too short during the flight. | ✈【QUALITY MATERIAL】 The lock is made of 45# steel, and the lock is heat-treated, which is practical and wear-resistant. The webbing is made of high-strength polyester with a standard stitching method, with a tensile strength of up to 1.8 tons. | ✈【PASSENGER SATISFACTION】The delta seat belt extender includes 1* Seat Belt Extenders, 1* Portable Airplane Travel Footrest. If any problems, you can contact us. We will provide you with satisfactory solutions.