Conversion Optimized, High Click-through Affiliate Banners

We need custom affiliate banners created for a site retailing outdoor sporting goods, home & garden, tools, tactical gear, and tech gadgets. Please have experience creating conversion optimized, high click-through banners with effective calls-to-action and a portfolio of work samples related to our niches. These are the sizes we're looking for: 88×31 px button – 2 125×125 px – 2 120x60 px - 2 120x90 px - 2 120×240 px – 2 120×600 px – 2 160×600 px – 2 234×60 px – 2 468×60 px – 2 250x250 px - 2 254×331 px – 2 300×250 px – 1 720×300 px – 1 728×90 px – 2