Soapstone Holder Makes Perfect Markings for Welding, Metal Fabrication, and Construction Soapstone Holder Perfect for Marking Steel, Iron, and Aluminum Thumb Push Slider Allows for Easy Movement and Refilling. Soapstone Holder is Made of High Quality Material for Excellent Durability Color: Silver Material: ABS Package Contents: 4 x Soapstone Holder 12 x Soapstone Pen Refills Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm.