Inspiration or Copying? You Tell Me? - The Shoe Snob Blog
FootFitter Foam Shoe Tree with Handle for Women's High Heels! - Lightweight Shape Keeping Travel Shoe Tree (Pair of Pointed Toe Trees(Size 8.5+)) - Walmart.com
J&M Cedar Travel Shoe Trees
Amazon.com: FootFitter Foam Shoe Tree with Handle for Women's High Heels, Travel Shoe Tree - Pair of Round Toe Trees (Size 5-8) : Clothing, Shoes & Jewelry
Amazon.com: FootFitter Travel Cedar Shoe & Boot Tree, Portable & Compact American Cedar Wood Shoe Trees (Men's 3 PACK) : Clothing, Shoes & Jewelry