Description : new and high quality Heat Erase Refill Pen gives you precise marking can disapear at 60 - 70 degree centigrade . Perfect for fabric marking , sewing and ironing , etc . Always test on a scrap fabric first before marking your work . Specification : Material : Plastic Size : Approx . 11 x 0 . 5 cm / 4 . 33 x 0 . 2 inch Package Includes : 10 Pieces Heat Erase Refill Pens ( 5 Pack ) Note : WARNING : Always test this fabric sample before marking up your project . Some fabrics contain chemicals which may inhibit ink removal . Please little size error due to manual measurement . Please be reminded that due to lighting effects and monitor &# 39 ; s brightness / contrast settings etc , the item &# 39 ; may be slightly different from the pictures . Please understand .