Waterproof, welded seams, Adjustable suspenders, Adjustable waist, Elastic leg ends, Detachable elastic foot loops, Reflective details. We love these because they are truly waterproof, but without the PVC/PFAS. Note that sizing for all Reima products tends to run large to give a few years of use – for example, my 8-year old still fits in the Size 6. These are in gently worn condition, with a few smudges that are barely noticeable. Yellow – Size 104cm (4T)