Vest down ( THIN DOWN )DESCRIPTION DEVOA 2018 Autumn Winter Collection. The fabric was produced by OLMETEX, Italy. OLMETEX and THIN DOWN company double name produced the fabrics. Technologies for bonding fabrics of OLMETEX to THIN DOWN 's down sheets were used. It has become possible to produce and minimize the bagginess and bulkiness which tend to be a common problem. The sizing was also made to have a good balance without too much bulkiness. The sizing of this item will