Showcase your products in these 4 oz clear PET straight sided jars with smooth black PS22 lined caps with ease. The clear PET straight sided jars have high clarity, provide barriers against gas and moisture, and have good resistance to heat, dilute acids, oils, and alcohols. PS22 liners apply to plastic jars without the need for machinery and provide an additional layer against outside elements, such as oxygen and moisture, which can help preserve freshness. Consider these clear plastic jars with black plastic caps for body care products, bath salts, beard care products, and more.