Abstract: An ergonomic pillow is provided. The ergonomic pillow according to current application is to release muscles of a user's neck and upper shoulder to remove pains. Office workers usually spend long hours with crouched position. When a user uses this ergonomic pillow while sleeping, it releases muscles on the neck and upper portion of the shoulder of a user. The ergonomic pillow according to current application is comprised of a long cylindrical center portion and two trapezoidal wings whose narrow tip is rounded. The two wings are developed along the long axis of the cylindrical portion on the outer surface thereof. Center portion of one wing is removed for shoulder approach. The pillow of the current application is made of a porous visco-elastic polymer or wood.

Abstract: A novel speaker box system for a deep bass amplification consists of a front trumpet horned speaker cover box and a rear speaker box. The rear speaker box consists of a cylindrical box and a speaker installed at one end of the cylinder. The other side of the speaker box has a hole for electrical wires to the speaker. The front trumpet horned speaker cover box consists of a cylindrical box and a trumpet. The trumpet is attached to one end of the cylindrical box. The center of the trumpet has an air port connecting the inner side of the trumpet box and the open air. The trumpet horned speaker cover box and the speaker box of this invention are assembled in one set by, including but not limited to, a male thread screw carved on the outside of the speaker box and a female thread screw inside of the trumpet box. Those boxes are assembled in one set for a hip-hop or a rap, which needs a deep bass sound.