Chicago cubs mlb jersey differences

product description: 100% Polyester / Lightweight / Standard US SizingStandard Fit - Crew Neck T-Shirt - Soft Feel Material For ComfortALL SEASONS - This Baseball Cap Is Suitable For All Seasons, It Provides Sun Protection In The Summer And Has A Sweatband And Ventilation Holes Inside The Cap. In Winter, The Cotton Material Will Keep You Warm And Cozy.Moisture-wicking fabric to keep you cool and dry on and off the field