Ashta Siddhis or the eight powers, are possessed by yogis or siddhas (perfect beings). These siddhis or powers are believed attained, by the practice of yoga. The Ashta Siddhis are Anima (capability of making the body minute),
Mahima (increasing body size),
Laghima (ability to become light), Garima (power to make the body heavy), Ishitva (possess divine powers), Vashitwam (power to attract and bring others under control), Prapti (power to secure anything),and Prakamya (ablity to become invisible).