1) Made of natural rubber 2) We have made great efforts in improving patients' cervical vertebra 1) 100% natural latex2) Well air circulation3) Keeps its shape, soft and durable4) Used for cervical vertebra retractor5) According to human body engineering principle design6) Color: black7) Type: B1, B2, B3, C1, C2, C3, D8) N.W.: 46 ~ 63g

cervical vertebra retractor