38.3 yards. Dentist recommended brand. Slides easily. Gentle on gums. Shred resistant. Experience the Glide Difference. Glide Pro-Health for Sensitive Gums provides extra softness in a ribbon to gently wrap your teeth and gums in comfort. Silky-soft ribbon that slides easily and cleans gently. Silky smooth texture slides easily between teeth. Effectively removes plaque and food particles in-between teeth to help prevent cavities. Extra soft fiber gently massages gums. Guaranteed shred-resistant.