【Instant Purchase Welcome!!】 【Free Shipping!!】 【Anonymous Shipping!!】 Shipping Schedule: Ships on the same day or the next day of purchase!! (We will contact you in case of any issues.) Shipping Method: We will ship via "Yu-Packet Post," which offers anonymous shipping and insurance. Packaging Method: We will ship in a brown envelope with air cushioning. (Please refer to the attached photos.) We also offer single and bulk sales. ・1 set = ¥680 (Yu-Packet Post) ・2 sets = ¥1180 (Yu-Packet Post) ・4 sets = ¥2180 (Yu-Packet Post) ※Please consult us before purchasing if you wish to purchase in bulk. -------Product Information------ 【How to Use】 ・Cannot be installed if the ventilation fan is dirty or wet. ・Wipe off the dirt thoroughly and place it on a dry surface. ★Installation Method ・Cut to fit the ventilation fan, peel off the transparent film, and stick it to the ventilation fan. 【Material of Fil-tan, Just Stick-On Dust Filter for Ventilation Fans, 30cm Free Size 5410】 Material: Polyester fiber + imidazole-based antibacterial agent 【Specifications】 Product Size: Approximately 30cm (H) * 30cm (W) 【Precautions】 ・This product is for indoor use only. Do not use it outdoors. ・It may not be possible to install it depending on the size and shape of the ventilation fan. Please read the instructions on the package carefully before use. ・Also, it cannot be installed on models with embossed surfaces. ・It may peel off during strong winds. ・If installed on a 24-hour ventilation system fan, it may turn off the ventilation switch. ・Replace it promptly when the replacement sign appears. ・If used while dirty, the filter may become clogged, which may reduce ventilation performance. ・Even if the replacement sign does not appear properly, replace it approximately every 2-3 months. ・Occasionally, adhesive residue may remain when removing the filter. ・In that case, wipe it off with a neutral detergent. ・When disposing of it as garbage, follow the guidelines of your local municipality. ・Do not use it for purposes other than its intended use. 【Country of Origin】 Japan