Go wild and let your inosimation work up a smelling storm with these blendy pens from Scentos! With 32 different scented pens and 16 blending chambers, you have 1,024 different scent combinations to come up with! Yes that's right, 1,024 DIFFERENT combinations, how's that smell to you. Not to mention, these are 32 different colours of markers, and they will make different colours when blended. These simple instructions will have you on your way to nasal nirvana: 1. Put 2 Blendy Pens into the Fusion Chamber. 2. Hold the pens vertically. Twist and hold for 5 seconds. 3. Remove the bottom pen, which has the blended colour. 4. Colour and blend! Helpful Hints! Any of these colour can be mixed and matched, but the most dramatic results blend a dark colour on the top with a light colour on the bottom. Always store with two Blendy Pens clicked into the Fusion Chamber.