ahnemuhlehoto Rag Ultramooth is a 100% cotton paper for users who want provenhoto Rag qualitbut with less teture and a brighter white point.he smooth surface teture and improved coating mean anartwork printed onahnemuhlehoto Rag Ultramooth will benefit from its enhanced colour gamut, ink limit and densitand highest archival standards.ahnemuhlehoto Rag Ultramooth is particularlsuited to fine art photo prints, art reproduction and digital artwork, both in colour and monochrome.his is a 12 metre length of 60 inch wide 305gsm paper for use with printers that accept roll media and heavweight paper.