Covering 80,000 acres, Phu Toei National Park comprises Ong Phra Forest, Khao Phu Rakam Forest, and Khao Huai Phlu Forest of Amphoe Dan Chang, Suphanburi. The lush forest contains a large variety flora and fauna, and is a major watershed area for both SuphanBuri and Kanchanaburi. The mountain range of Phu Toei is also home to mountain pines and offers beautiful scenic viewpoints. Attractions within the park include waterfalls, a reservoir, campgrounds and an ethnic minority village. Giant cycad trees as old as 300 years abound on Phu Toei Mountain.
The park office is 14 kilometres in the direction of Amphoe Ban Rai, Uthai Thani province and about 50 kilometres from Amphoe Dan Chang. Deep within the park using forest tracks is the Lauda Air Shrine.