Product Name Maker Pen Brand POLAR-BEAR Country of Origin China Product Description Cap off time of 20 hours can be written for more than 1300M Dry Erase White Board Markers & Refill Ink Refillable. black, red, blue, green. Alcohol based. 20 hours cap off time 4. JP-112 : Round nib/Plastic tube/140x16mm. 5. JP-112-1 : Chisel nib./Plastic tube/140x16mm. PAK-112 : Refill ink, 20 cc./bot. Permanent Markers & Refill Ink Cap off time of 20 hoursAlcohol based, Waterproof on almost every material. Refillable, black, red, blue. 8. JP-226 : Round nib./Aluminum tube/143x15mm. 9. JP-226-1 : Chisel nib./Aluminum tube/143x15mm. PK-226 : Refill ink, 20 cc./bot.The POLAR-BEAR JISPEN board marker ink dry in seconds and can be wiped off easily and completely with a dry cloth even after months. They show high colour intensity and excellent lightfastness CAP OFF TIME OF 20 HOURS. CONFORMS TO EN 71-3, AND ASTM D 4236.