The bbl pillow is used for sitting??bbl pillow is used for surgical purposes or for bum injury. They are made of? combination of foam and memory foam . Memory foam or compressed foam is a type of polyurethane? known as viscoelastic foam because of its elasticity and viscosity.? After procedure it is advised not to sit directly on the chair , but use the bbl pillow. It is good for post surgery recovery,? pain relieve, sleeping comfort,? posture correction.? ? The bbl pillow is used for surgical purposes or for bum injury. They are made of? combination of foam and memory foam . Memory foam or compressed foam is a type of polyurethane? known as viscoelastic foam because of its elasticity and viscosity.? After procedure it is advised not to sit directly on the chair , but use the bbl pillow. It is good for post surgery recovery,? pain relieve, sleeping comfort,? posture correction.? ?The bbl pillow is used for surgical purposes or for bum injury. They are made of? combination of foam and memory foam .