I have now been take Wonderfoam® Alphabet Puzzle Mat for the past almost 1 year. Wonderfoam® Alphabet Puzzle Mat wuth brand "Chenille Kraft" is the best Puzzle Play Mats on the market.

Wonderfoam® Alphabet Puzzle Mat Features

• 52 Total Pieces.The item has 26 letters however the letters pop out making the total pieces 52.
• 26 Upper Case Alphabet Letter Punch-outs.
• Tough Plastic Zippered Storage Bag.
• Pieces are 10" x 10" Square
• Non-toxic.

These Wonderfoam® Alphabet Puzzle Mat way out perform some other brand including major brands and department store brands. The major selling points for me are hight quality with low price.
4381 Features: -Learn your ABC's while playing on this large, soft, durable alphabet puzzle mat.-Contains all 26 upper case letters of the alphabet.-Child safe, non-toxic.-For ages 3 to 12 years.-Made of durable, safe EVA WonderFoam.-Large, 10 x 10 foam interlocking pieces with a letter punch-out with each piece. Includes: -Tough, plastic zippered storage bag included. Wonderfoam® Alphabet Puzzle Mat even better than expected - highly recommend!!!
category: Puzzle Play Mats
Brand: Chenille Kraft
Rating : 3.0
I think, explains the few gripe on Wonderfoam® Alphabet Puzzle Mat not fitting or leaking.
Hope this Wonderfoam® Alphabet Puzzle Mat review was helpful!