SYANTO

Smartphone cases; parts and accessories for smartphones and personal digital assistants, namely, smartphone holders attached to the smartphone or smartphone cases, smartphone holders having a ring shape attached to the smartphone or smartphone cases, and smartphone holders having a band shape attached to the smartphone or smartphone cases, smartphone holders sandwiched between the smartphone and smartphone cases, smartphone holders having a ring shape sandwiched between the smartphone and smartphone cases, and smartphone holders having a band shape sandwiched between the smartphone and smartphone cases; straps for smartphones and mobile phones; electronic sports training simulators; parts and accessories for personal computers, namely, mouse, keyboard, mouse pad, and keyboard pad