EKULF 3in1 Floss dental floss consists of a stiff nylon thread, an extra thick brush part and a regular thread and is intended for both large and small dental gaps. EKULF 3in1 Floss dental floss consists of a stiff nylon thread, an extra thick brush part and a regular thread and is intended for both large and small dental gaps. It's also suited for braces, bridges and implants.Toothpaste can be used with the product while cleaning. EKULF 6 in 1 Floss