1. TPU high elastic sponge, soft and comfortable, protect the health of cervical spine 2. Fits the curve of the cervical spine to ensure a healthy curve of the head and neck, not easy to stiff neck 3. Support the neck, release the pressure on the head, and protect the cervical spine 4. Material: 30D elastic cloth / 190T spring sub-textile / 19 times high elastic sponge 5. Size: about 46x30x12cm 6. Storage size: about 15x17cm 7. Weight: about 320g
