Existing 2D e-commerce internet websites provide users with only relatively simple, browser-based interface to access available products and services. These websites often lack in the emulation of real-life human representative which is an important factor in establishing consumer's trust. 3D e-commerce environments with 3D virtual space and human-like avatar facilitating the sale of real-world products may add the human factor to the shopping experience and might therefore enhance the relation of social trust in these environments. This paper explains the concept of 3D e-commerce environments and their roles in increasing consumer's trust and in enhancing e-business profitability. Keywords Trust, 3D e-commerce environment, appearance, touch.