Features:

Suitable size: neck circumference 30cm-43cm
Product size: D 3.0cm * W 50.0cm * H 9.0cm

Features: soft inside just to ease the burden on the cervical spine ( neck pain discomfort, Long time computer or cell phone users et )
In the normal position, an adult's head weighs 10 to 12 pounds, and when the head is tilted forward, the pressure on the neck will surge: 15 degrees: 27 pounds, 30 degrees: 40 pounds, 45 degrees: 49 pounds, 60 60 pounds

advantage:
Products fit the chin, neck, shoulder of the gap, so that local pressure by 50%, three load-bearing structure so that the cervical support is very good to release the pressure.