... in winter and cool in summer OEM welcome Health Care Bamboo Fiber Mattress Cover/Mattress Protecter 1.Shell fabric:nonwoven, pure cotton ... at your option2.Filling material: needle punch cotton + bamboo charcoal bag3.Color white,cream ,gray,pink,blue OR customized4 ... .Release negative ions, creating a fresh sleep Environment. Health Care Bamboo Fiber Mattress Cover/Mattress Protecter