A fiber optic splice protection sleeve is a crucial component for safeguarding fiber optic connections. Fiber Sleeves are commonly used when two fibers are fusion spliced together. Proper use of these sleeves ensures network reliability, extended service life, and lower maintenance costs, which is essential. AFL offers a wide selection of fiber protection sleeves to meet any application. The FP-03 series is the industry standard for durable and lasting protection of single fiber splices in field installations, while the. While traditional breakout sleeves have been the go-to for protecting fragile fiber cables, more and more people are turning to PET braided sleeves as a smarter, high-performance alternative—they're tough, flexible, and built to handle demanding environments.