Harry Potter's wand was 11 inches long, made of holly and had a phoenix feather core
The wand of Ronald Weasley was 14" willow with a core of unicorn hair.
The wand of Hermione Granger was 10¾" vine wood, with a dragon heartstring core.
The wand of Ginny Weasley is of unknown length and wood materials with a Dragon heartstring
The second wand of Luna Lovegood is made of unknown wood and core. Its length is unknown also.
The wand of Neville Longbottom is 13" cherry wood, with a unicorn hair core.
The wand of George Weasley is of unknown length, wood and core. This wand looks somewhat like a broomstick.
Fred Weasley's wand is of unknown length, wood and core, and looks like a stick with a pine cone at the end