trashy

cheap and inferior; of no value

• “rubbishy newspapers that form almost the sole reading of the majority”
• “trashy merchandise”

tastelessly showy

• “a flash car”
• “a flashy ring”
• “garish colors”
• “a gaudy costume”
• “loud sport shirts”
• “a meretricious yet stylish book”
• “tawdry ornaments”