RB-KIT-20R CONTAINS THE PARTS NEEDED TO MAKE: 24: 2" WATERPIPES WITH THUMB CARBS 6 EACH: 9"BUBBLES, 9"STRAIGHTS, 12" BUBBLES, 12" STRAIGHTS WHEN ASSEMBLING KIT DO NOT USE ANY ALCOHOL TYPE SUBSTANCE ON THE ACRYLIC, SOAP AND WATER IS RECOMMENDED TO PUT IN SLIDE OR STEM