If charging your Apple Watch just doesn’t fit your plans, you can get 2.7 times the wearing life (30 extra hours) when you add the Reserve Strap to your Apple Watch. The strap is made of thermoset elastomer silicone and has lithium power cells embedded along its length; it attaches to the Watch’s 6-pin accessory port. It adhere’s to Apple’s official band design guidelines, and is sized to fit either the 38mm or the 42mm Watch. The strap itself recharges with a microUSB cable; it has power indicator lights, and it begins charging your watch with a simple touch of the strap. The final design specifications are now set, and November 3, 2015 is the announced shipping date. The Reserve Strap can be pre-ordered now in white, gray, or black for $249.00.