Check the listing for details. 3PCS MK10 Silicone Socks for Wanhoe i3 QIDI TECH, Flashforge, Heater Block,. Condition: New. Listed at 9.95 USD. MK10 Silicone Socks for Hotend Heater Block. Random Colors The aluminum block silicone protective sleeve, works with any hotend using the MK10 Heater Block, size 19x19x13mmTemperature up to 290°CColor: Either Black, Blue, Brown, PinkMaterial: SiliconeProduct detailed size: 19x19x13For use with 3D printer hotends.Package includes:3 Random Colors Silicone SocksPayment: We Accept Paypal Shipping: We ship to your Paypal address ,please verify your address during checkout. We do not take responsibility for item loss due to wrong address.Items are shipped out same day if order is placed before 3:00 PM Eastern Standard Time. Items ordered over the weekend will be mailed out Monday morning.Packages, unless otherwise selected, are shipped via USPS First Class Mail and generally arrive at locations in the continental United States in 2-4 business days. Lost mail: If via tracking it appears that your package is lost or off track, plase contact us. We will file a lost package claim with USPS. It will take 5 business days to resolve. If truly lost, which happens very seldom we will re-ship at the end of 5 days. Please Note, due to the hijinks going on in DC with the Postal Service, some packages can get hung up in transit for weeks. They aren't lost, but some trucks are parked and don't get unloaded for days. Please be patient. About: BriTech 3D is a 3D printer supplier based in the midwest state of Indiana, for quick shipping nationwide. We are not a drop shipper, all product comes to us first, is inspected and then shipped to the customer form our South Bend, IN warehouse, to assure you quality and reliable products. Check competitors listings and reviews! Some claim to be shipping from the States but actually drop ship out of Asia. We ship from Indiana GUARANTEED.