Frost It Decorating Tip Kit - Plain Hole: Kit contains: 8x tips plain hole; 2 x caps for overnight storage; 2 x easy-to-clean coupler systems; soft cleaning brush; nozzle organiser. The clear tip allows user to see icing colour. Quickly change tips with the screw-together two-part coupler. The convenient storage tray that can be wall mounted. Kit has snap -on cover to store tips hygenically. For use with standard icing bags. This kit contains: 1mm; 2mm; 3mm; 5mm; 7mm; 9mm; 13mm; and 16mm size tips.