Replace your HP Velotechnik's standard foam seat cushion with the breathable, comfortable and attractive Bodylink Airflow Seat Cushion. Very highly recommended. Fits 2010 and newer bikes and trikes with the BodyLink seat.The prices listed on HP Velotechniks price list do not include delivery costs, packaging cost or applicable taxes. Therefore prices listed on hostelshoppe.com will be higher then what is posted on HP Velotechniks website. Hostel Shoppe prices include some of the delivery costs, packaging costs, customs fees and applicable taxes to bring them into this country.