OMRON SB-182/5 boxes Periodontal Care ・Shipped via Mercari delivery service (with compensation). ・As there are no envelopes that fit this product, a handmade envelope using flyers, etc., will be used. ・Because the box is 2.5cm thick, it will exceed 3cm if protected with bubble wrap, so it will be placed in the envelope as is. ※We do not respond to price negotiations.