This straight tube arm sleeve is crafted from high-quality high-stretch nylon (ice silk) fabric, featuring UPF 50+ UV protection, a cooling, breathable and moisture-wicking design, and built-in silicone anti-slip pads on the inner elbow to prevent sliding during movement. Each pair has a folded size of 35cm x 10cm x 1cm (13.78" x 3.94" x 0.39"), with a net weight of approximately 40 grams per pair. It is ideal for summer daily sun protection, cycling, driving, hiking, running, fishing and brand promotion, corporate giveaways, outdoor event gifts and promotional products. Each pair is individually packed in a clear OPP bag. 500 pairs are packed in one standard export master carton, with a carton size of 60cm x 50cm x 40cm and a gross weight of 21 kilograms per full carton. This arm sleeve supports custom brand logo processing via screen printing, heat transfer printing and sublimation printing