2. Tape Strips. If you don't keep a pair of ready-made strips in your bag, then at least keep a roll of sport tape so you can make up a pair in a pinch. You can pick it up at any pharmacy, or order it online (my personal favorite). It's avail Best Women Crossfit Shoes able for $5.75 (on Prime) from amazon.com. There are so many things we do on the bar that can really wreck your hands. You're already in a CrossFit gym, there's no need to prove your toughness by shredding your hands. Note: there is a difference between sport tape and powerflex. If you use powerflex on your thumbs it will just hurt because it isn't flexible enough, and conversely, powerflex would be a poor choice to protect hands because it's too sticky.