Visco-elastic temperature-sensitive WT material

Features:
1) Molding memory PU-foam core with high density 90kg/m3
2) Visco-elastic temperature-sensitive WT material
3) Keep your neck and head in alignment, allow you to rest in a
natural position with reduced pressure
4) Reverses to flat surface
5) Machine washable jacquard-velour cover

Packing: handle PVC bag or colour box packing