The new Impact Protection case has not just evolved, it has totally been re-thought for the new 40mm Series 4 Apple Watch. The case still offers 9.9ft (3m) of drop protection through a dual-layer construction incorporating Catalyst’s innovative truss cushioning system. By Catalyst.

• Drop-proof MIL-STD 810G 9.9ft (3m)
• Total package case with integrated bands
• Impact truss cushioning system
• Easy to install/remove
• Ultra-slim, ultra-lite structure – 18g
• Exposed and protected digital crown
• Exposed and protected heart rate sensor
• Works with Apple's ECG/EKG app
• Raised bezel protects fully open display
• Dual-layer protection
• Breathable hypoallergenic Sports Band
• Secure spring bar for watch bands
• Compatible with 22mm watch bands
• Dimensions: 4.2cm x 1.28cm x 4.3cm
• Includes Impact case with Sports Band