When to Wear White Cycling Sleeves. Our most popular colour for sun protection. Keeps arms protected from UV rays, and goes with every cycling outfit Product Details Thumbhole option for adult sizes Premium Italian fabric Made from recycled yarn* Soft feel ARPANSA tested UPF 50+ (blocks over 98% over UVA and UVB rays) Light-weight (140gsm) Breathable Quick drying Two-way stretch for perfect fit 90% Recycled Polyamide (Econyl®); 10% elastane (Lycra®) Gentle elastic band at top to hold in place Side seam, incorporating woven Crazy Arms® label Made in Australia * The fabric is made from ECONYL®, a regenerated nylon coming from ghost fishing nets recovered from the ocean, and other nylon waste. Size Guide Crazy Arms are designed to fit like a second skin for athletic activity. This should feel a little tight on first wearing, but will ease to a snug fit after one or two wears. Adult: Regular Fit: for people with a bicep measurement 22-30cm Relaxed Fit: for people with a bicep measurement 32 - 36cm Kids: Small: Kids between 115-135cm high (45-53") Ages 5-8 Medium: Kids between 135-150cm high (53-59") Ages 8-11 Large: Kids between 150-160cm high (59-63”) Ages 12-14 (approx.) For more information on sizing, click here. Delivery – Australia Standard Delivery: AUD $3.25 per pair. Despatched within 2 business days. Delivery 5-10 business days.Express Tracked Delivery: AUD $9.75. Despatched within 1 business day. Delivery 1 business day.FREE SHIPPING for orders AUD $80 and over. International Shipping: see details here or review at check out.