The Abacus T-shirt Bounce Rain is made from a 4-way stretch material that is both waterproof and breathable. breathable. All seams are sealed with soft and flexible tape. sealed. The water-repellent treatment of the material is PFC-free, which makes it more environmentally friendly. The material consists of three layers, using the same soft and stretchy fabric on the outside and inside and a functional membrane in between. This membrane keeps the rain out while allowing body heat to escape and evaporate. evaporate. Thanks to the soft inner material, no lining is is required, which makes it very comfortable to wear. The shirt has a fully waterproof half zipper at the front and two pockets with zippers. pockets with zippers. The Abacus logo is located on the back of the neck and on the right side.