The promotion is valid until Sept. 8th, on the whole range of products with the 'back to school' label.
1. Add the backpack to the cart.
2. Keep shopping and add at least 2 accessories.
3. Proceed to the checkout.
4. Enter the discount code "DLYNRBACK" (You will see the price of the 2 accessories reset to zero).
5. Now you have the complete back-to-school kit!