*Offer valid from 12:00 AM PST May 1, 2017 to 11:59 PM PST May 7 2017, while supplies last. Available only in Microsoft online store in the United States and Canada. Offer valid only with purchase of Xbox Design Lab Wireless Controller from the US Microsoft Online Store (https://xboxdesignlab.xbox.com). Not valid on prior orders or purchases; cannot be transferred or otherwise redeemed for cash or promo code(s). May not be combinable with other offers. Refunds will take into account the discount. Price discount does not include taxes, shipping or other fees. Void where prohibited or restricted by law. Microsoft reserves the right to modify or discontinue offers at any time. Limit of 3 offers per customer. Other exclusions and limits may apply.