The viscoelastic flakes improve reception providing optimal comfort and correct neck and head posture during rest. Viscogel strech fabric is soft, cool and comfortable. Provides softness, perspiration and natural soothing properties for the skin. Maximum ergonomics by aligning the cervical, shoulders and hip helping to release pressure points during rest. Allows a deep rest providing a high degree of softness, comfort and recovery. Made entirely in Spain. Todocama warranty.