The shoulder stock has a telescoping design, sitting aft of the ergonomic pistol grip unit. The rifle is highly transportable, ergonomic and lightweight. Hook grips and ergonomic hook handles are also available to assist crafters. The latter allows forklift designers more freedom in ergonomic design. The review also praised the laptop for green features, performance, and ergonomic design. The aesthetic value will need to correspond to ergonomic functionality and utility features as well. Proper pipetting posture is the most important element in establishing good ergonomic work practices. Its developers extol the combination of fast, correct, lightweight, and ergonomic attributes of the library. Legislation stating minimal requirements for furniture used by office workers referred to ergonomic desk standards. These designs feature technical alterations to simplify production and technical and ergonomic improvements. This part provides recommendations for the ergonomic design of form filling dialogues. Since 1994, Microsoft has designed and sold a variety of ergonomic keyboards for computers. Casper used a silicone polymer for The Wave that provides improved ergonomic support. Headsets can have ergonomic benefits over traditional telephone handsets. Most improvements centered on ergonomic improvements and mounting systems for accessories.