<div class="bannerStripHeader" style="background-color:#009edb;">
    <section class="row">
        <div class="columns large-12" style="color:inherit !important;">
            <div class="brandHeaderContent">
                Content here
            </div>
        </div>
    </section>
</div>

.bannerStripHeader:before {
border-width: 50px 0 30px 70vw;
border-color: transparent transparent transparent #fff;
left: -5px;
-webkit-transform: rotateZ(0deg);
transform: rotateZ(0deg);
-webkit-transform-origin: 100% 50%;
-ms-transform-origin: 100% 50%;
transform-origin: 100% 50%;
}
.bannerStripHeader:after {
border-width: 50px 70vw 30px 0;
border-color: transparent #fff transparent transparent;
right: -5px;
-webkit-transform: rotateZ(0deg);
transform: rotateZ(0deg);
-webkit-transform-origin: 0 50%;
-ms-transform-origin: 0 50%;
transform-origin: 0 50%;
}
.bannerStripHeader:after,
.bannerStripHeader:before {
content: "";
border-style: solid;
bottom: -23px;
height: 0;
-webkit-transition: -webkit-transform .5s ease .5s;
transition: transform .5s ease .5s;
width: 0;
position: absolute;
}