The Volas Inflatable Lumbar Reliever, Adjustable Air Bag Waist Support Plate to Relieve Lumbar Disc and Waist Stretching Artifact Wholesale listing says customizable air-filled lumbar support, help with back discomfort and tiredness, spinal-alignment wording, acupressure massage points, and use in seated and reclined positions. Colours are Gray and Blue.
The Shopify title also includes wholesale and lumbar-disc wording. Those lines are not a medical treatment. The first usable photo is a white arched plate with a raised centre.
See the Volas lumbar support page in Best sellers.