Eco-friendly. Refreshing healthy and safe. Specifications highly concentrated perfume oil come out through permeable membrane 1. Great for small spaces. 2. Customizable fragrance and color. 3. No leakage, no residue. 4. Lasting around 30 days after opening. 5. Provide oem & odm services. Use as refills for glade holder or release fragrance itself. Pleasant fragrance , last 4-8 weeks. Nice looking, no leakage Similar quality like original . Fragrance will naturally diffuse through the protective membrane. Packaging Carton Package size 38 x 30 x 28 centimeters Package weight 0.7 kilograms