In order to access SHEATH Build-A-Pack, you must be a returning customer with an account that has at least one previous order. Because of the uniqueness of our products, we encourage first time customers to only try one pair to ensure that SHEATH is right for them. The Build-A-Pack was created for our recurring customers who are looking to save on large quantities of SHEATH and already know their size and what style(s) they prefer. Please be sure your size/style is correct before checkout and apply the code that best suits your purchase. NOTE: ALL ORDERS PURCHASED USING BUILD-A-PACK ARE FINAL UNLESS PRODUCT IS FOUND DAMAGED UPON ARRIVAL