Back to catalog Twist-off head Tube Range A complete range of tubes with breakable heads. Ideal for all kinds of cures and kits. The head can be twisted and broken off from the tube. Request a quote Download the product sheet Technical informations Europe: Diameter: from 13,5 to 22 mm Filling capacity: from 2,5 to 20 ml North America: Diameter: from 13,5mm to 22mm / 7/8in for plastic tubes Diameter: 19mm / 3/4in for laminate tubes Filling capacity: from 2,5 to 20 ml Consumer benefits Easy to use tubes perfect for doses. Users have a clear indication of single-use doses. First time usage is evident since the head is not torn off. Well suited for on-the-go and athleisure trends.