A range of roll coverings are manufactured by Lathia Rubber. These roll coverings are used for textile units, encompassing seven variations. These textile roll coverings have some technical features which include:ElarSize has cover thickness of 12-35 mm and hardness of 50-800 Shore A. SizeWel has cover thickness of 12-35 mm and hardness of 55-750 Shore A. DayTone is also provided with cover thickness of 15-35 mm and hardness of 50-700 Shore A; it is suitable for superior pick-up of size on yarn. HiSize features thickness of 12-30 mm and hardness of 70-900 Shore A. O-Size has a cover thickness of 12-35 mm, hardness of 55-750 Shore A and was developed specifically for sizing of synthetic yarns. Some general specifications of sizeRok include: a cover thickness of 15-25 mm and hardness of 1000 Shore A; is meant for use in the size-box; a cover thickness of 10-25 mm and hardness of 80-950 Shore A are shown by Wearwel; roll covering is recommended as the final roll in size machines.