Edit Product Description Save and continue editing Save changes Sku LS Description Alloy Description Alloy Short Description Alloy Features & Benefits MMT Description DS Description A pressurised ink delivery system enables the Power Tank pens to continue writing upside down, in extreme cold (up to minus 20 degrees), on shiny surfaces, wet paper and even underwater. Made with 55% recycled content. DS Features HTML Icecat Description Icecat Short Description Icecat Features Icecat Specifications Icecat Middle Description Icecat Long Summary Are you sure you want to %action_name%?