Some black gel polishes require curing under an LED (or UV/LED) lamp, while other formulations are designed to produce a gel-like finish without UV/LED curing.
Most listings describe glossy or high-shine gel finishes; gloss/high-shine is the primary finish cited across products.
Removal approaches include damage-free or 'bubble-off' removers sold for one-step systems, and standard removers (acetone or non-acetone) for formulas that remove like regular polish.
Descriptions typically show either a single-step system (base, color, and top combined) or a two-step approach: apply color coats (often two) and then seal with a top coat.
One product description specifies a 60-second cure per coat using that brand's LED lamp; other listings mention fast LED curing but do not provide a specific cure time.