Diaper Bags

This an up close picture of my small diaper bag:



And some pictures of my Pottery Barn Kids Ultimate Diaper Bag:

Here are a few other bags I have my eye on:

For Summertime:

http://stores.channeladvisor.com/onelittlebox/Items/kspxru0477410strpmedbabybagnvy?sck=4249660&caSKU=kspxru0477410strpmedbabybagnvy&caTitle=KATE%20SPADE%20TICKING%20STRIPE%20MEDIUM%20BABY%20BAG

Reasonable and fun:
http://www.miabossi.com/bags/fa06/lyndsey_cocoa.html

So preppy:
http://shop.nordstrom.com/S/2963223?Category=&Search=True&SearchType=keywordsearch&keyword=baby+bag+in+All+Categories&origin=searchresults

Dreams:

http://www.katespade.com/product/index.jsp?productId=3406581&cp=2450627.1876038
http://shop.nordstrom.com/S/3017905/0~2376776~2374327~6005194~6005232?mediumthumbnail=Y&origin=category&searchtype=&pbo=6005232&P=1

http://www.verabradley.com/Site/Store/ProductDetail.aspx?Sku=10619&

http://shop.nordstrom.com/S/2899636/0~2376776~2374327~6005194~6005232?mediumthumbnail=Y&origin=category&searchtype=&pbo=6005232&P=1

http://shop.nordstrom.com/S/2961494/0~2376776~2374327~6005194~6005232?mediumthumbnail=Y&origin=category&searchtype=&pbo=6005232&P=1

What diaper bag do you use? How many do you use?