Keep your Samsung Galaxy S 5 cell phone charged with this mophie juice pack 43350BBR external battery case that extends the amount of time you can talk, text and surf on your device. The integrated LED indicator shows you how much power is left.

mophie - juice pack External Battery Case for Samsung Galaxy S 5 Cell Phones - Black

$99.99

Only at Best Buy  Safeguard your Samsung Galaxy S 4 cell phone with this Insignia™ NS-MSG4T2C soft-shell case, which features silicone material to provide reliable protection and a slip-resistant texture that helps you keep a secure grasp on your device.

Insignia™ - Soft-Shell Case for Samsung Galaxy S 4 Cell Phones - Clear

$14.99

Keep your Nexus 6P looking sleek while protecting it from damage with this Neo Hybrid EX case. The two-part construction of this case features a hard, silver polycarbonate bumper and a flexible, clear TPU shell for durable shock resistance. Raised bezels on this Neo Hybrid EX case keep the phone's camera and screen elevated to prevent scratches.

Spigen - Neo Hybrid EX Case for Nexus 6P Cell Phones - Satin Silver

$34.99

Get a significant boost in network signal and protect your device with the Reach case for the iPhone 6 Plus and 6s Plus. Slide out the patented, micro-thin antenna and enjoy better LTE, data speeds and call signal throughout. The Reach case has a MIL STD feature that will protect your phone from accidental drops.

Reach Case - Case for Apple® iPhone® 6 Plus and 6s Plus - White

$59.99

Enhance your iPhone's sleek look with this storm gray iPhone 6s case. A microfiber lining provides a cushioned layer to protect against scratches and scuffs, and the European leather construction brings a soft-to-the-touch texture to the exterior of this case. Showcasing an ultra-slim design, this iPhone 6s case complements your phone's original design.

Apple - Back Cover for iPhone 6 and 6s - Storm gray

$44.99

Safeguard your HTC One (M9) cell phone with this Case-Mate Sheer Glam CM032441 hard shell case, which absorbs shock from drops as high as 3' to help prevent damage to your device. Metal button accents and a translucent glitter effect offer a fun look.

Case-Mate - Sheer Glam Hard Shell Case for HTC One (M9) Cell Phones - Champagne

$34.99

Enhance the signal of your iPhone 6 or 6S with the Reach R79X case. The slide-out antenna helps to increase your LTE signal strength by up to three times, which improves browsing capabilities and extends the life of your battery. The Reach R79X case lets you connect when you're farther away from cell towers, extending coverage areas.

Reach Case - Case for Apple® iPhone® 6 and 6s - White

$59.99

Dress up your Samsung Galaxy S7 edge with this Neo Hybrid Crystal phone case in polished satin silver. With its slim fit and elegant look, this case brings a modern look to your device. The two-piece case surrounds your phone for complete protection, and the large cutouts on this Neo Hybrid Crystal phone case allow easy access to ports.

Spigen - Neo Hybrid Crystal Case for Samsung Galaxy S7 edge Cell Phones - Satin Silver

$20.99

Defend your HTC smartphone against drops and damage with this Slim Armor case, featuring a form-fitting profile that provides easy access to all your phone's functions. The tough PC exterior keeps scratches at bay, and the soft core creates a shock-absorbent base. Stylish by design, this Slim Armor case makes a statement the moment you snap it on your phone.

Spigen - Neo Hybrid Case for HTC 10 - Gunmetal

$34.99

Keep everything covered from your ports to your screen with this OtterBox Commuter case for LG G5. This durable, slim case has port covers to keep dirt and dust out of your phone's delicate workings, and a self-adhering screen protector on this OtterBox Commuter case keeps your phone from smudges and scratching.

OtterBox - Commuter Back Cover for LG G5 H840 - Black

$34.95

Don't worry about bumps or drops with this Seidio Surface phone case, which fits the Google Nexus 5X snugly. The Hexguard technology combines with the dual-layer design to provide maximum impact protection, and the case is only 2mm thick, so it doesn't add bulk. This Seidio Surface phone case includes a built-in metal kickstand for additional functionality.

Seidio - SURFACE Combo Case for Google Nexus 5X - Garnet Red

$39.99

Use this ArtsCase StrongFit Designers case to keep scratches from marring the beauty of your iPhone 7. A shock-absorbing TPU lining covered in a polycarbonate shell provides protection from impact, while the nonslip material improves grip to prevent accidental drops. The colorful flower design of this ArtsCase StrongFit Designers case makes your phone instantly recognizable.

ArtsCase - StrongFit Designers Case for Apple® iPhone® 7 - Yellow/Purple/Pink

$39.95

Glam up your cell phone protection with this kate spade liquid glitter case for iPhone 6/6s, and combine fashion with function in one on-trend package. The snap-on style offers protection against cracks and damage, while the beveled, raised edge keeps your screen free from cracks. This kate spade liquid glitter case offers easy-access openings for your phone's functions.

kate spade new york - Clear Liquid Glitter Case for Apple® iPhone® 6 and 6s - Silver/Glitter Is My Favorite Color

$49.99

Take your Apple iPhone 6 Plus or 6s Plus on the go with this Incipio [Performance] Series Level 3 IPH-1373-PRTL folio case, which features polymer construction to protect against wear and tear. The front flap offers a card slot for convenient storage.

Incipio - [Performance] Series Level 3 Folio Case for Apple® iPhone® 6 Plus and 6s Plus - Purple/Teal

$39.99

Give your Galaxy S7 edge a sophisticated look with this Otterbox Symmetry Series case. The sleek design and black hue complement your phone's original design, and the convenient cutouts offer easy access to critical features. Boasting certified drop protection and scratch protection, this Otterbox Symmetry Series case keeps your device safe from damage.

OtterBox - Symmetry Series Case for Samsung Galaxy S7 edge - Black

$39.95

Protect your Samsung Galaxy S6 cell phone against damage with this Samsung EF-ZG920BBEGUS soft-shell case, which features an interior constructed of durable polyurethane material. A flip cover activates your device automatically when opened.

Samsung - Soft-Shell Case for Samsung Galaxy S6 Cell Phones - Black

$59.99

Reach more of your smartphone’s touch screen by using the Spigen Style Ring. The free-motion ring lets you hold your phone securely without having to hold the bottom, and it can be converted to a kickstand. The Spigen Style Ring comes with a hook mount so your smartphone can be mounted on the dashboard of your car.

Spigen - Style Ring™ - Black

$24.99

Bring a cheerful, sunny look to your summer wardrobe with this iPhone 6s phone case. Durable silicone construction protects your phone from damage, and the soft texture provides added comfort for long calls or text exchanges. Featuring a luxurious microfiber interior lining, this iPhone 6s phone case protects your device against scratches and scuffs.

Apple - Back Cover for iPhone 6 and 6s - Yellow

$34.99

This Samsung 60-3527-05-XP keyboard cover for Samsung Galaxy Note 5 cell phones features a detachable full-size QWERTY keyboard complete with shortcuts and hot keys. The molded polycarbonate shell adds a layer of protection against surface dings and scratches.

Samsung - Keyboard Cover for Samsung Galaxy Note 5 Cell Phones - Black Sapphire

$40.99

Add an elegant finishing touch to your Samsung Galaxy S7 edge with this Neo Hybrid Crystal phone case in champagne gold. Featuring a two-layer design, this case envelops your device. The reinforced cutouts provide easy access to your phone's ports and buttons, and this Neo Hybrid Crystal phone case offers a slim fit that retains your device's original shape.

Spigen - Neo Hybrid Crystal Case for Samsung Galaxy S7 edge Cell Phones - Gold

$20.99