Oswal Woollen Mills [OWM] offers Designer Colourful Sweaters. Oswal Woollen Mills has received ISO- 9001-2000 certification in the designing, knitwear, manufacturing and supplying category. This Monte Carlo Designer Colourful Sweaters feature the camel knit twin set sweater, lemony full zip hooded sweater, v-necked sweater and pink, green & grey shaded v-necked sweater.