From the back cover:
The Drow of the Underdark
They are the favorite foes of many a party of adventurers. In these pages, the drow come to life, their culture and powers detailed for the first time. This guide presents new rules galore: new spells, new magic items, insight into the mysteries of Lolth, Monstrous Compendium entries for related monsters of the Underdark- and much, much more.
Learn all about the drow herein, from words of the ancient sage Erlathan Greycloak:
"Proud, graceful evil. Cruelty personified; talent wasted, beauty lost in darkness."
to the lore of Elminster:
"Did I ever tell thee how close I came to having a drow wife? No? Well, then..."
From the publisher:
All that is powerful and frightening about the race called Drow is detailed in this accessory!
The dark Drow elves are a magical race living far underground. Coming to the surface world only to make war, they are one of the most feared races in the Realms. All facets of Drow life are detailed in this 128-page product.