This document lists various product ideas including a secret drawer, traffic signal with an hourglass timer, hoodie backpack, hidden power outlet, eco-friendly toilet, smart jeans for smartphone users, digital measuring cup, built-in wall extension cord, iPhone lens, on-demand cup holder, spoke-less bicycle, compact boots, digital ink for tablets, salt water powered clock, hand powered shredder, wifi digital pen, Rubik's cube for the blind, zipper ear phones, self-locking bike, calendar ring, table tennis door, and solar powered camping tent.