Straws Cocktail/Bar Straw Inner Diameter 3mm. Available in Black. Flex Unwrapped Milkshake Straw Inner Diameter 5.80mm Regular White Drinking Straw Regular straw Inner diameter is 3.675 mm. Choose from several differnt lengths Sip and Mix Bar Straw Inner Diamter is 2.75mm. Available in white and red with stripe. Straw - Black Cocktail Available in 2 sizes. 2,500 per case. Straw - Milkshake Available in a variety of sizes. Straw - Regular Available in a variety of sizes Straw - Sip and Mix 5" straw, white with red stripe Straw - Spoon Red, available in 8" Straws - Super Jumbo White, 8" Super Cocktail Straw Inner Diameter is 5.5mm. Available in Black colour, choose from two different lengths Super Jumbo Cocktail Straw Inner diameter is 7.00 mm. Available in Black. Super Jumbo White Straw Choose from two different lengths Unwrapped Milkshake Straw Inner Diameter is 5.50mm. Available in white White Wrapped Milkshake Straws Individually wrapped for safe handling practics. Available in white. Choose from two different lengths. © 2018 Guelph Paper & Cleaning Supply Co. Ltd.