Hunam engineering guided design;scientific and healthy We can produce the products as customer required AvailabilityAny color is available with our flexible keyboard.MaterialMade in silicone, environmentally protective and ideal for resistance against drinkor food spillage's at home or at work.DescriptionWeight: 206gSize: 378*13.5*12mmElectronic data: +5V DC ±% 250mALayout: 125keys waterproof ...