Regular width Mesh upper Elasticated hook and loop closure OrthoLite insole Rubber outsole with spike design First Released In 1999, The Mostro Has Become One Of Puma's Best Selling Shoes Ever. Affectionately Named After The Italian Word For "Monster", It Was Originally Inspired By Two Sports Shoes – A Sprinting Spike From 1968 And A Surfing Shoe From The 80S. For Those Who Dare To Be Bold, This Latest Version Has A Somewhat More Aggressive Look With Slightly Longer Spikes And A Mesh Upper.