Airmail is a type of letter-post item in which its sheet can be folded and mailed without using an envelope. The maximum weight allowed is 2 kg. The maximum height is 110 x 220 mm. (Accuracy ±2 mm.). The minimum size allowed is 90 x 140 mm. (Accuracy ±2 mm.) and its minimum length must not be less than 1.4 times the item’s width.
The international parcel is an international delivery for general parcels. The maximum weight allowed is 30 kg. The maximum length is 1,500 mm. (on each side). The maximum length (of the longest side) combined with the girth of the package’s largest part of the other sides (not the longest side) must not exceed 3,000 mm. (Accuracy ±2 mm.).
The minimum size allowed is 90 x 140 mm. (Accuracy ±2 mm.) In the case of a tall round parcel, when its length combines with twice diameter, it must be no less than 170 mm. The longest side must be no less than 100 mm. (Accuracy ±2 mm.).
Logispost World Service is an international courier service for large parcels using air freight. The service is suitable for a parcel with a weight of between 20-200 kg. The maximum size of each side allowed is 150 x 200 x 150 cm. (Width x Length x Height). For more information on the allowed size and weight of the parcel of each service, please visit https://www.thailandpost.co.th/th/index/ (Topic: products and services)