The Catalyst Waterproof Case for 44mm Apple Watch Series 4 is precision-engineered to perform beyond your expectations so you can take your Apple watch with you on every adventure. With 18% stronger housing than the previous Series 3 version, the case offers superior protection for your Apple Watch. By Catalyst.

• Waterproof IP68 to 330 feet (100m)
• Drop-proof MIL-STD 810G 6.6ft (2m)
• Snow / Dirt / Sand proof
• 360° total protection
• True Sound Acoustic Technology
• Charge watch through case
• Measure heart rate through case
• Tactical side button
• Patented rotating crown dial
• Raised bezel protects the screen
• Includes a hypoallergenic silicone band
• Does not support Apple's ECG/EKG
• Easy to install
• Dimensions: 53.7mm x 44.9mm x 14.4mm (2.1" x 1.7" x 0.5")
• Colors available in Black (CAT44WAT4BLK) or black/gray (CAT44WAT4GRY)
• Includes: impact-resistant polycarbonate housing, silicone waterproof sealing wrap, premium silicone wrist strap, test dummy with spare screw inside, screwdriver for assembly