Exact Size to Original - Precisely cut & perfectly fit for Oakley Sielo OO9288 Sielo SQ OO9480 frame Enhanced Anti-Slip Performance - crafted from upgraded silicone material, which increases grip when wet (e.g., from sweat or rain), ensuring the sunglasses stay securely in place during high-intensity activities like running or cycling 3-Second Swap - No tools, no hassle. Easy to swap worn-out parts without professional assistance quickly, then snap new ones in All-Day Cushion - Soft silicone reduces pressure points. Flexible and resistant to deformation, ensuring long-term durability and comfort Lifetime Support - Whenever any matter appears on your lens, just contact us to get satisfied and efficient help Lifetime Support - Whenever any matter appears on your lens, just contact us to get satisfied and efficient help.