A low shoe with a defined work role
Timberland describes Intercept as steel-toe work footwear with an EH designation and slip-resistance features. These provide a basis for reviewing the actual model, rather than assuming a sneaker-shaped shoe is ordinary leisure footwear. The opposite assumption is also unsafe: a work sneaker does not supply boot-height coverage simply because its toe is protective.
The most informative sibling
Grey/Red 10W retains the size-10 number while changing the stated width and color. That is a relevant offer if you are investigating forefoot space, but the color difference makes it important to match the model code as well. Grey/Red 10.5M instead changes length; it is not the same experiment. Decide whether you need a width or length comparison before ordering both.
Use current sizing advice carefully
The current official men’s Intercept page carries a runs-large note and recommends a half-size reduction. Treat that as guidance for the style shown there, not an automatic instruction to alter the size of every older Intercept listing. Check the matching style and present chart before choosing Black 10M.
A shoe that feels loose at the heel but already fits closely around the protective front may need another shape rather than another numerical size. That distinction matters when moving from an ordinary athletic sneaker into Intercept, because the rigid cap cannot stretch to absorb a mistaken reduction.