Premium workout support for safer core training Designed for users with lower back issues who want to keep strengthening their abdominal muscles without added strain. The Abdominal Mat supports the lumbar curve so sit-ups and crunches are more comfortable and controlled. Lumbar protection and comfort Contoured arch design follows the natural curve of the lower back to protect the lumbar region and tailbone. Provides stable, consistent support and tension so you can focus on form instead of discomfort. Full range of motion with firm support Allows a complete sit-up and crunch movement while maintaining support for the back and spine. Delivers a balance of comfort and firmness that challenges core muscles safely and effectively. Versatile for core and back training Use the sit up pillow for abdominal, oblique, and lower-back exercises. Effective for crunches, leg lifts, sit-ups, and other floor-based core movements that require stability and tension. Practical use scenarios At-home core workouts: Place the Abdominal Mat on the floor or exercise mat to reduce lower-back strain during daily sit-ups and crunch routines. Rehabilitation and gentle strengthening: Ideal for people recovering strength or managing lower-back discomfort who need a safer, supported way to work their core. Full-body core sessions: Use during combined core and lower-back exercises (e.g., leg lifts or oblique routines) to maintain stability and consistent muscle engagement. Key benefits at a glance Protects the lower back and tailbone with a curved support design Keeps constant tension for more effective core engagement Comfortable yet firm support that enables a full range of motion Suitable for multiple core and back exercises on the floor Who this product is for Anyone looking to strengthen abdominal muscles while minimizing lower-back pain or discomfort Users who want a simple, stable accessory to improve form and effectiveness during sit-ups, crunches, and leg lifts Note: This description reflects the product’s intended functions and applications: an abdominal mat / sit up pillow that provides lumbar support, full range of motion, stability, and constant tension for core and back exercises.