ERGONOMICALLY DESIGNED - The double-row support rods of this sit-up foot holder provide extra downforce and improved efficiency. The high-density soft foam-covered handle enhances foot traction and helps protect the ankles during use. GREATER STABILITY - This sit-up assistant features a large single suction cup, measuring 5.7 x 4.5 inches, made from extra-thick rubber with a load capacity of up to 198 lbs. MULTIPURPOSE - This abdominal exercise equipment supports a variety of exercises including sit-ups, side kicks, elbow planks, push-ups, and crunches. Ideal for home workouts. ADJUSTABLE HEIGHT - The upper body exercise bar offers three height adjustments, making it suitable for multiple users and different body types. EASY INSTALLATION - This equipment installs quickly and easily without tools. Place the suction cup on a clean, flat surface, press down firmly, and engage the locking lever to secure. Ensure the surface is flat and clean for optimal performance.