These are the "Pearl" gels, and they are a very hard and white version similar to the power of the "AKA’s" which are clear and also the one of the hardest gel balls on the market. They're perfect for metal blasters shooting up to 300 FPS! 10,000 Gel Balls per packet. How to grow  Step 1: Pour at least 2 litres of CLEAN water into your grow container, then add 1 packet of Ultra Elite gels (in dry form). Step 2: Allow gels to grow as per below: - 1 Hour for 6mm gels- 3.5 Hours for 7.2 – 7.3mm gels Step 3: Remove gels from water – they are now ready to use in your gel blaster.   What Gel Balls are the Best?