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Our Journal
Kevlar vs TPU vs Silicone Phone Cases: Which Material Is Best?
Read moreabout Kevlar vs TPU vs Silicone Phone Cases: Which Material Is Best?
DURO® vs DURO® Special Edition vs DURO® Ring Master: Which Kevlar Case Is Right for You?
Read moreabout DURO® vs DURO® Special Edition vs DURO® Ring Master: Which Kevlar Case Is Right for You?
Everyday Refills, Elevated: Deff Showcases the REFILL PEN JACKET Series at Japan's ISOT
Read moreabout Everyday Refills, Elevated: Deff Showcases the REFILL PEN JACKET Series at Japan's ISOT
Are Kevlar Phone Cases Worth It? DuPont™ Kevlar® Explained
Read moreabout Are Kevlar Phone Cases Worth It? DuPont™ Kevlar® Explained
Ultra-Slim Protection × Magnetic Convenience × Tempered Glass Protector: Deff × Sony Xperia 1 VIII Accessory Lineup at a Glance!
Read moreabout Ultra-Slim Protection × Magnetic Convenience × Tempered Glass Protector: Deff × Sony Xperia 1 VIII Accessory Lineup at a Glance!
iF Design Award 2026 Winner: DeFF Extra Short Pen Jacket
Read moreabout iF Design Award 2026 Winner: DeFF Extra Short Pen Jacket
Year-End Finale, One Time Only | The Ultimate 1+1 Protection Bundle Arrives! Get the Xperia 1 VII DeFF DURO DuPont® Kevlar® Ultra-Slim Fiber Case and Receive a FREE ULTRA HARD GLASS 8x Hardness Tempered Glass Screen Protector!
Read moreabout Year-End Finale, One Time Only | The Ultimate 1+1 Protection Bundle Arrives! Get the Xperia 1 VII DeFF DURO DuPont® Kevlar® Ultra-Slim Fiber Case and Receive a FREE ULTRA HARD GLASS 8x Hardness Tempered Glass Screen Protector!
DeFF iPhone 17 Pro Accessories Arrive: Ultra-Slim Kevlar Case + Borderless Glass Screen Protector — Feel and Protection Combined
Read moreabout DeFF iPhone 17 Pro Accessories Arrive: Ultra-Slim Kevlar Case + Borderless Glass Screen Protector — Feel and Protection Combined
DeFF CHRONO G10 Bumper: High-Density Fiber Protection with Zero Signal Interference — The Xperia 1 VII Experience, Elevated!
Read moreabout DeFF CHRONO G10 Bumper: High-Density Fiber Protection with Zero Signal Interference — The Xperia 1 VII Experience, Elevated!
DeFF DURO Case Unboxing — Xperia 1 VII Ultimate Protection, Even Lighter Than Before!
Read moreabout DeFF DURO Case Unboxing — Xperia 1 VII Ultimate Protection, Even Lighter Than Before!
DeFF Launches First Wave of Xperia 1 VII Exclusive Accessories: Three Screen Protectors and Two Phone Cases
Read moreabout DeFF Launches First Wave of Xperia 1 VII Exclusive Accessories: Three Screen Protectors and Two Phone Cases
Deff in TSUTAYA BOOKSTORE
Read moreabout Deff in TSUTAYA BOOKSTORE
