DescriptionIf you are looking for a sit-up assistant device with reliable quality and reasonable price, I will tell you that our sit-up assistant device will be your best choice. We adopt quality material, so you can keep it for a long time. Meanwhile, it owns a special and attractive appearance design.Features-Material: CRS,EVA and Rubber - The big sucker has strong power and stable suction, and it is non-slip and does not loosen.- Three types height adjustment can be adjusted according to the appropriate height of different movements.- Multi-functional sit up foot helper, a set of equipment can carry out a variety of sports, such as sit-ups, flat support, push-ups and so on.- Apply to smooth floors such as tiles floor, marble floor, terrazzo floor, granite floor etc.- Made of premium materials, durable and safe for a long time use.