Essentially, yes. Treatments requiring you to disrobe see towels placed appropriately, revealing necessary muscle groups as the treatment progresses. In all cases, discretion and your comfort are assured.
What lubricant is used?
Depending on the treatment, oils or creams are used. Grapeseedis the standard practice oil, though others are available. Ask your therapist.
How will I feel during the treatment?
Generally, treatments progress from gentle, soothing strokes to deeper work. Accordingly, some discomfort may arise as your therapist addresses a muscle group. Your therapist encourages feedback throughout the session so let them know how you are feeling.