... China,2002/72/EC approval Vacuum food bags, prolong the freshness of the foods :Item# YL-271 (size: 220*210mm) ... and pre-packaging individual servings3. Reseal open bags of fruits,vegetables,bread and other foods4. Protect against ... . Prevent silver and jewelry from tarnishingReusable bag, which is eco-friendly, Not only can be used for food ... films etc, outdoor using, such as camping is also very well.