HandHeldItems takes an extra 20% offiPhone 4 and 4S cases via coupon code “20IPHONECS”. Even better, all cases come bundled with a $1 HandHeldItems Credit. With prices starting at $1.59 after coupon, that’s tied with our mention from a week ago as the one of the best discounts we’ve seen on these items from HandHeldItems in recent months. Shipping starts at $2.85, although many items receive free shipping. Coupon expires September 30.