VEVOR Grounding Sheets King Size 95% Cotton + 5% Silver Fiber Earthing Sheets

VEVOR Grounding Sheets King Size 95% Cotton + 5% Silver Fiber Earthing SheetsBalanced Electrical PotentialSilver Fiber MaterialAll-Season ComfortEasy-to-Follow StepsBuilt-in Security ProtectionNo Power RequiredGrounding Cord Length: 15 ft / 4.5 m,Size: King Size 78 x 80 in,Item Model Number: 7680-5,Product Weight: 2.3 lbs / 1.05 kg,Sheet Weight: 0.2 lbs/yd² / 130 g/m²,Material: 95% Cotton + 5% Silver Fiber,Security Protection: ＞100 kΩ Built-in Resistor,Fitted Max. Mattress Depth: 13 in / 330.2 mm