Fitness Exercise Sit-Ups Assistant Features - 1) Thick and delicate foam protects hands and feet from being injured by friction, making it safer and more comfortable. 2) The three gears can be adjusted, and the height can be adjusted according to your needs. 3) The chassis is made of rubber, with a diameter of 12cm, with strong suction and not easy to slip off, which is more stable and safer. 4) Applicable to a variety of floors: ceramic tiles, marble, terrazzo, wood floors. When you want to practice, the venue is not restricted. 5) Simple installation and easy to use. Multiple functions - Sit-ups: shaping a sexy waistcoat line Plank support: core strength Push-ups: exercise strength, shape your arms Bend back and stand up: Tighten your back Supine leg lift: shaping the leg line, to create a waistline 1:SIZE : 27cmcm(L) x 13cm(W) x 17.5cm(H) 2:MATERIAL: Manganese steel, Foam, Silica gel Hip bridge exercise: thin buttocks and legs, more symmetrical Leg stretch: shape the curve and prevent soreness Shipping - We will ship your item within 1 - 5 working days when payment is received. 1. Standard shipping from Abroad with Tracking Normally it takes 5-10 working days for delivery on all international order. Sometimes it may take up to 14 working days to arrive. If your item does not arrive within the time frame, please contact us via message. Proof of shipment will be kept for future reference. Your item will be be packed up properly to avoid any damages . To ensure a smooth delivery/transaction, please make sure your shipping address is verified and correct. We are not responsible for invalid addresses. Worldwide shipping is available. 30 Days full refund or exchange on any item. Buyer is responsible for return shipping unles there is a problem with the order. Customs Not responsible for your country's customs. Please check with your country's customs before you buy. All the customs fee taxes will be paid on the buyer's responsibility. Also allow some time for your country's customs clearance time, because the delays usually come from Customs. Seller are not responsible for item that are lost but seller always keeps the proof of delivery. Contact Us If you have any questions or concerns, you can reach us through messages. We appreciate your business and if you are satisfied with our service, kindly provide positive feedbacks and rate the details of the transaction. Our goal is to make sure you are a satisfied buyer so kindly give us the chance to do so.Should anything goes wrong with your order, kindly contact us before leaving any negative or neutral feedbacks.