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Slab Square Opwi 4 is a regular weight, normal width, medium contrast, upright, normal x-height font.

Keywords: editorial, book text, headlines, branding, packaging, classic, scholarly, sturdy, formal, readability, authority, durability, print feel, traditional tone, slab-serif, bracketed serifs, ball terminals, ink-trap hints, generous counters.

A sturdy slab-serif with broad, square-leaning proportions and pronounced, bracketed serifs. Strokes are fairly even with moderate contrast, and curves are full and smooth, producing generous counters in letters like O, C, and e. Terminals often resolve into firm slabs, while a few details (such as small ball-like terminals on j and y) add a slightly bookish flavor. The lowercase shows a single-storey g and a compact, readable rhythm, with rounded joins and clear differentiation across forms; numerals are weighty and well-balanced for text and headings.

Well-suited to editorial typography, book and magazine work, and headline settings where a robust serif presence is desired. It can also serve branding and packaging that benefits from a classic, trustworthy tone and strong letterforms that reproduce clearly in print and on screen.

The overall tone is traditional and dependable, with an editorial seriousness that reads as established and confident rather than trendy. Its sturdy slabs and rounded internal space lend a calm, institutional voice suited to long-standing brands and print-like typography.

The design appears intended to deliver a reliable, print-oriented slab-serif voice that combines firmness with readability. It aims for a timeless, workhorse character: strong serifs and solid color for emphasis, paired with open shapes and familiar forms for comfortable text use.

The design balances square-ended serifs with softened curves, creating a strong baseline presence without looking harsh. Spacing appears comfortable in the sample text, supporting continuous reading while still delivering enough mass for impactful display sizes.