1·Cork floor maintain handier than other wood floor, in the use of the process, it is best to avoid the sand into the interior, there are individual arenaceous bead, also can not wear the floor.
软木地板的保养比其他木地板更简便，在使用过程中，最好避免将砂粒带入室内，有个别砂粒带入，也不会磨损地板。
2·Violet arenaceous glass quality black star sand, which has a variety of minerals and trace elements in human body has health care function.
紫砂杯选用优质黑星砂，其中有多种矿物质和微量元素对人体具有保健作用。