PASAYA. Product Reviews. Bliss 650 . Bliss 650- หน้ากากอนามัย singapore ,Antimicrobial bedding thanks to the Swiss Sanitized® antimicrobial material protection and odor-reducing technology. Improving and securing your sleep throughout the night. Anti-dust mite. This product is woven together from single yarn at 650 threads. Formaldehyde-free: Your family can rest easy knowing PASAYA beddings do not contain the carcinogenic compound formaldehyde.