KALOUR
KALOUR 72 Colored Pencils
Best for: Adult coloring, beginners and students who want lots of colors for little money

Caran d'Ache
Swiss-made Caran d'Ache Luminance colored pencils in a 40-color set. The pigments are chosen for UV resistance and purity, and the soft leads blend and layer well.
Best for: Professional artists who sell or exhibit colored pencil work and need colors that last
From the manufacturer's Amazon listing.
KALOUR
Best for: Adult coloring, beginners and students who want lots of colors for little money
STAEDTLER
Best for: Shading and sketching in graphite, from beginners to experienced artists
Prismacolor
Best for: Artists who want professional soft-core pencils for blending and burnishing
PANDAFLY
Best for: Beginners who want graphite, charcoal and tools in one purchase