Textured Sleeve for Pura Stainless Water Bottle

I created this textured grip for the Pura Stainless Steel water bottle. (http://www.purastainless.com/) While the current grip made of silicone is just fine if you have a normal grip but if you are like my son who has low tone and does not have a normal grip, then you need a more textured grip to hold on to the bottle. I created this sleeve to solve that problem. I printed it out of Ninjaflex for both durability and to be able to slip on and off the bottle for cleaning.

Safety Note 1: The