Fiberglass casting tapes are reinforced polymer laminates used to strengthen and repair composite structures in automotive, aerospace, marine, and construction applications. Their high tensile strength, corrosion resistance, and ease of installation make them essential for lightweighting initiatives and durability enhancement. The Fiberglass Casting Tapes market size was estimated at approximately USD 210 million in 2025, and analysts project a growth outlook with a CAGR of 6.5% for the market forecast period 2026‑2033, driven by expanding composite adoption, stringent emissions regulations, and rising demand for cost‑effective repair solutions. The market scope encompasses reinforced, non‑reinforced, and hybrid tape formulations across end‑users such as automotive OEMs, aerospace manufacturers, and infrastructure contractors. The Asia‑Pacific region remains the largest market, while the Middle East & Africa is emerging as the fastest‑growing region due to aggressive infrastructure projects and increasing investment in lightweight vehicle platforms.