DazzleGames via eBay offers this TPU Rubber Ultra-Thin Bumper Case for iPhone 6 in six colors (Clear pictured) or iPhone 6 Plus in seven colors for $1.99 with free shipping. That's tied with last week's mention and the lowest total price we could find for such a case by $3, outside of other eBay sellers. It features TPU rubber construction.
UltraProof via Amazon offers Prime members the Tethys Movee Waterproof iPhone 6 Case for $12.99 with free shipping. (Non-members can spend over $35 for free shipping; otherwise, shipping adds $6.07.) That's the lowest total price we could find by $6. Note that this protective case does not feature access ports to the headphone and charging ports; it's also not compatible with the TouchID sensor.
Symphonized via Amazon offers Prime members its Symphonized NRG Premium Genuine Wood In-Ear Noise-Isolating Headphones with Mic in White, Black, or Blue for $25. Coupon code "R8JDEERB" cuts it to $15.99. With free shipping, that's tied with last month's mention and the lowest total price we could find in any color by $9. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping costs $6.11.) They feature a gold-plated plug and in-line microphone.