Castelli Flanders Sleeveless Base Layer: A breathable sleeveless base layer with a moisture wicking, 4-way stretch polyester fabric construction. Featuring perforated mesh under arms for additional breathability & flat seams for comfort. Ideal for mild/cool weather rides. View a larger copy of this image for a more detailed view. Multidenier 3D-structure rib-knit main body for mechanical wicking & exceptional fit Perforated mesh under arms for additional cooling Multidenier 4-way stretch sleeves for great wicking & fit 4-needle flat-lock stitching lies flat for total comfort Flat finish bottom Longer back stays tucked in 106g (Size L) Temperature range: 14&176;C
- 21&176; C