{"id":67033,"date":"2026-01-12T17:04:47","date_gmt":"2026-01-12T16:04:47","guid":{"rendered":"https:\/\/www.oxyburn.it\/shop\/ultra-1638\/"},"modified":"2026-01-12T17:04:47","modified_gmt":"2026-01-12T16:04:47","slug":"ultra-1638","status":"publish","type":"product","link":"https:\/\/www.oxyburn.it\/en\/shop\/ultra-1638\/","title":{"rendered":"ULTRA 1638"},"content":{"rendered":"

High-compression running and trail socks, a more stable microclimate, and quick-drying and breathability<\/h2>\n
Push harder, recover better, and protect your muscles even during intense exertion with the ULTRA 1638 high-compression calf sleeve, designed to provide firm support and superior control in every sport. The targeted compression wraps around the calf with a powerful and stable effect, increasing tissue oxygenation, improving muscle endurance, and helping to reduce recovery time and the risk of microtrauma during intense workouts, climbs, sprints, and high-frequency sessions. <\/div>\n
The elastic, anatomically designed insert enhances movement awareness and provides consistent stability, promoting a more secure footing and more efficient running mechanics. The breathable microfiber and Lycra\u00ae construction optimizes sweat evaporation and keeps the skin dry even on the hottest days or during extended sessions, helping to maintain a consistently comfortable internal microclimate. <\/div>\n
Designed for maximum versatility, the ULTRA 1638 is ideal for running, trail running, cycling, trekking & hiking, and fitness & training, offering a supportive fit that reduces muscle vibration, supports athletic movement, and ensures a snug, non-slip feel.<\/div>\n
Lightweight, stable, and high-performance, it\u2019s the right choice for anyone looking for advanced compression, targeted support, and faster recovery\u2014all in one calf sleeve.<\/div>\n

Performance and Technologies
\n\u2022 Height: tall
\n\u2022 Shock absorption: No
\n\u2022 Package contents: 1 pair
\n\u2022 Material: Microfiber | Lycra\u00ae
\n\u2022 Perfect for: Running and Trail Running | Cycling | Trekking and Hiking | Fitness and Training
\n\u2022 Protection: Yes, it reduces muscle vibrations
\n\u2022 Technology: Breathable fabric<\/p>\n","protected":false},"excerpt":{"rendered":"

High-compression calf sleeves increase oxygenation, endurance, and muscle support while reducing recovery time and the risk of injury. The seamless integration of an anatomical elastic structure ensures\u2026 <\/p>\n","protected":false},"featured_media":67052,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[838,873,1300,841,827,853,828,869,863,829,865,842,881,850,867,851,883,856,824,878,852,879],"product_tag":[],"ob_product_badge":[],"class_list":["post-67033","product","type-product","status-publish","has-post-thumbnail","product_cat-fitness-training-donna","product_cat-fitness-e-training","product_cat-outlet","product_cat-uomo","product_cat-calze-alte-donna","product_cat-donna","product_cat-calze-alte-uomo","product_cat-sport","product_cat-running-trail-donna","product_cat-running-trail","product_cat-running-trail-uomo","product_cat-ciclismo","product_cat-ciclismo-uomo","product_cat-calze-donna","product_cat-ciclismo-donna","product_cat-calze-uomo","product_cat-trekking-hiking-donna","product_cat-trekking-e-hiking","product_cat-trekking-hiking-uomo","product_cat-sport-donna","product_cat-fitness-training-uomo","product_cat-sport-uomo","pa_categoria-calze-alte","pa_taglia-manicotti-polpaccere-2-25-31","pa_taglia-manicotti-polpaccere-3-32-38","pa_taglia-manicotti-polpaccere-4-39-44","pa_taglia-manicotti-polpaccere-5-45-50","first","instock","sale","taxable","shipping-taxable","purchasable","product-type-variable"],"acf":[],"yoast_head":"\nUltra 1638 | Unisex Running Calf Sleeve | Oxyburn<\/title>\n<meta name=\"description\" content=\"High compression. 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