Crochet Materials: Crochet Yarn: 100 % Acrylic in Blue, White, and Red. Crochet hook size 3.0 mm. Glass eyes. Sewing needle. Scissors. Craft filling. Crochet Amigurumi Bear Pattern Skill level: Easy to Intermediate. This pattern uses US stitch abbreviations. Funny Bear Fact: The heaviest recorded Polar Bear weight 1002 kg. MORE funny Bear facts at