B&H Photo Video discounts a selection of Just Mobile cases for iPhone 6 / 6s / 6 Plus / 6s Plus, with prices starting at $2.99. Even better, these items receive free shipping. A couple of best bets:

• Just Mobile Quattro Leather Back for iPhone 6/6s for $2.99 (pictured, low by $15)
• Just Mobile AluFrame Case for iPhone 6 Plus/6s Plus for $3.49 (low by $9)