You could tell them to quit buying everything they need to make them .01 second faster, or you could just roll with it.

1. Gear Management - Gym Bag, Beast
2. Hydration - VP2, Endurance Pack, Handheld, Extra Running Water Bottles
3. Changing and protecting your seat - Transition and Seat Wrap (You can't have to many of these).
4. Socks - 2" super tough and awesome sock
5. Clothing - Super Stretchy T, Adventure Jacket, Puffy
6. Headwear - We have all kinds
7. Coffee Mug - Coffee....mmm, "nuff" said...