Nike ReactX Infinity Run 4 'Sail Black'
The Nike ReactX Infinity Run 4 'Sail Black' (style DR2665-102) is carried by 4 stores SoleScout tracks, priced from $82 to $158. The cheapest listing right now is $82 — $78 under the $160 retail price. 13 sizes are in stock somewhere right now (7–13), and the table below shows the cheapest store for each one. SoleScout doesn't sell this — we link straight to the retailer's own checkout.
US Men's Sizes
13 SIZES · USWhere to buy
RETAIL $160 · 4 SOURCES · OLDEST CHECK 5D AGOQuestions
Where can I buy the Nike ReactX Infinity Run 4 'Sail Black'?
4 retailers tracked by SoleScout currently list this sneaker, starting at $82. The "Where to buy" list on this page names 2 of them and links to the store's own product page.
How much does the Nike ReactX Infinity Run 4 'Sail Black' cost?
Across every tracked store the price ranges from $82 to $158, against a $160 retail price. Prices change daily; this page reflects the stores' own current listings.
What sizes of the Nike ReactX Infinity Run 4 'Sail Black' are still available?
US sizes 7, 7.5, 8, 8.5, 9, 9.5, 10, 10.5, 11, 11.5, 12, 12.5, 13 are in stock at at least one tracked retailer. The per-size table shows the lowest price for each size.
What is the style code for the Nike ReactX Infinity Run 4 'Sail Black'?
The manufacturer style code is DR2665-102 (some stores write it DR2665 102). SoleScout matches this shoe across stores by style code, which is why listings that name it differently still line up.
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ALL 110 NIKE REACTX INFINITY RUN 4 COLOURWAYS →SoleScout compares thousands of retailers and does not sell products. Prices and size availability come from each store's own listing and change daily — always confirm on the retailer's page before buying.