Let's Relax Onsen and Spa Bangkok Thonglor

This branch is published on the Let's Relax site at Grande Centre Point Hotel Sukhumvit 55, 300 Sukhumvit Soi 55, Khlong Tan Nuea, Watthana District, with opening hours listed as 10:00 to midnight daily. The branch page describes an onsen and spa area and lists treatments including foot massage and longer packages, one of which is published at 210 minutes for 4,900 THB. Directions on the page note the branch is about 800 metres from BTS Thong Lo exit 3, with parking available at the hotel. The chain lists further branches in Bangkok and other Thai provinces.