Polka Dot Print Silk Diamond Scarf Pink And Black Polka Dot Long Silky Scarf By Feel Silk Studio Sia Black Floral Scarf Blue Bungalow NZ Tickled Pink 100% Polyester Polka Dots Pink Red Scarf One size 30%. The polka triangle sia scarf is an elegant triangular scarf made of 100% silk. Measuring 60 x 120 cm, it features a delicate polka dot pattern that adds a fresh and eye catching touch. Available in feminine pink this silk scarf is perfect for both everyday wear and special occasions.