Some women stretching using hammocks as they attend the Anti-Gravity yoga class at Svarga e-Motion Sanctuary at Dharmawangsa Square, Jakarta, Saturday, April 18, 2015. Anti-Gravity Yoga or “aerial yoga”, is a new type of yoga, originating in New York but now being practised in several countries, which combines the traditional yoga poses, pilates and dance with the use of a hammock. (Photo by Jurnasyanto Sukarno/JG Photo)

Some women stretching using hammocks as they attend the Anti-Gravity yoga class at Svarga e-Motion Sanctuary at Dharmawangsa Square, Jakarta, Saturday, April 18, 2015. (Photo by Jurnasyanto Sukarno/JG Photo)

Some women stretching using hammocks as they attend the Anti-Gravity yoga class at Svarga e-Motion Sanctuary at Dharmawangsa Square, Jakarta, Saturday, April 18, 2015. (Photo by Jurnasyanto Sukarno/JG Photo)

Some women stretching using hammocks as they attend the Anti-Gravity yoga class at Svarga e-Motion Sanctuary at Dharmawangsa Square, Jakarta, Saturday, April 18, 2015. (Photo by Jurnasyanto Sukarno/JG Photo)

A woman prepares a hammock as she attends the Anti-Gravity yoga class at Svarga e-Motion Sanctuary at Dharmawangsa Square, Jakarta, Saturday, April 18, 2015. (Photo by Jurnasyanto Sukarno/JG Photo)

Some women swing on the hammocks as they attend the Anti-Gravity yoga class at Svarga e-Motion Sanctuary at Dharmawangsa Square, Jakarta, Saturday, April 18, 2015. (Photo by Jurnasyanto Sukarno/JG Photo)

Some women doing yoga on the hammocks as they attend the Anti-Gravity yoga class at Svarga e-Motion Sanctuary at Dharmawangsa Square, Jakarta, Saturday, April 18, 2015. (Photo by Jurnasyanto Sukarno/JG Photo)

Yoga instructor Ari, left, shows a yoga position using hammock during the Anti-Gravity yoga class at Svarga e-Motion Sanctuary at Dharmawangsa Square, Jakarta, Saturday, April 18, 2015. (Photo by Jurnasyanto Sukarno/JG Photo)

Yoga instructor Ari, center, shows a yoga position using hammock during the Anti-Gravity yoga class at Svarga e-Motion Sanctuary at Dharmawangsa Square, Jakarta, Saturday, April 18, 2015. (Photo by Jurnasyanto Sukarno/JG Photo)

Some women doing yoga pose using the hammocks during the Anti-Gravity yoga class at Svarga e-Motion Sanctuary at Dharmawangsa Square, Jakarta, Saturday, April 18, 2015. (Photo by Jurnasyanto Sukarno/JG Photo)

Some women doing yoga pose using the hammocks during the Anti-Gravity yoga class at Svarga e-Motion Sanctuary at Dharmawangsa Square, Jakarta, Saturday, April 18, 2015. (Photo by Jurnasyanto Sukarno/JG Photo)

Some women doing yoga pose using the hammocks during the Anti-Gravity yoga class at Svarga e-Motion Sanctuary at Dharmawangsa Square, Jakarta, Saturday, April 18, 2015. (Photo by Jurnasyanto Sukarno/JG Photo)

Some women doing yoga positions using the hammocks during the Anti-Gravity yoga class at Svarga e-Motion Sanctuary at Dharmawangsa Square, Jakarta, Saturday, April 18, 2015. (Photo by Jurnasyanto Sukarno/JG Photo)

Some women doing yoga pose using the hammocks during the Anti-Gravity yoga class at Svarga e-Motion Sanctuary at Dharmawangsa Square, Jakarta, Saturday, April 18, 2015. (Photo by Jurnasyanto Sukarno/JG Photo)

Some women doing child poses on the hammocks during the Anti-Gravity yoga class at Svarga e-Motion Sanctuary at Dharmawangsa Square, Jakarta, Saturday, April 18, 2015. (Photo by Jurnasyanto Sukarno/JG Photo)

Some women doing yoga pose using the hammocks during the Anti-Gravity yoga class at Svarga e-Motion Sanctuary at Dharmawangsa Square, Jakarta, Saturday, April 18, 2015. (Photo by Jurnasyanto Sukarno/JG Photo)

Some women doing yoga pose using the hammocks during the Anti-Gravity yoga class at Svarga e-Motion Sanctuary at Dharmawangsa Square, Jakarta, Saturday, April 18, 2015. (Photo by Jurnasyanto Sukarno/JG Photo)

A woman scratches the floor during the Anti-Gravity yoga class at Svarga e-Motion Sanctuary at Dharmawangsa Square, Jakarta, Saturday, April 18, 2015. (Photo by Jurnasyanto Sukarno/JG Photo)

Some women wave the hammocks during the Anti-Gravity yoga class at Svarga e-Motion Sanctuary at Dharmawangsa Square, Jakarta, Saturday, April 18, 2015. (Photo by Jurnasyanto Sukarno/JG Photo)

Some women climb up to the hammocks during the Anti-Gravity yoga class at Svarga e-Motion Sanctuary at Dharmawangsa Square, Jakarta, Saturday, April 18, 2015. (Photo by Jurnasyanto Sukarno/JG Photo)

Some women sleep on the hammocks during the Anti-Gravity yoga class at Svarga e-Motion Sanctuary at Dharmawangsa Square, Jakarta, Saturday, April 18, 2015. (Photo by Jurnasyanto Sukarno/JG Photo)

Yoga Instructor Ari shows a yoga pose on the hammock during the Anti-Gravity yoga class at Svarga e-Motion Sanctuary at Dharmawangsa Square, Jakarta, Saturday, April 18, 2015. (Photo by Jurnasyanto Sukarno/JG Photo)

Some women doing yoga pose on the hammocks during the Anti-Gravity yoga class at Svarga e-Motion Sanctuary at Dharmawangsa Square, Jakarta, Saturday, April 18, 2015. (Photo by Jurnasyanto Sukarno/JG Photo)

Some women doing yoga pose on the hammocks during the Anti-Gravity yoga class at Svarga e-Motion Sanctuary at Dharmawangsa Square, Jakarta, Saturday, April 18, 2015. (Photo by Jurnasyanto Sukarno/JG Photo)

Some women hanging on the hammocks during the Anti-Gravity yoga class at Svarga e-Motion Sanctuary at Dharmawangsa Square, Jakarta, Saturday, April 18, 2015. (Photo by Jurnasyanto Sukarno/JG Photo)