WTT (Cash can be added on either side depending on factors like condition, what you have to trade, etc):
J28-K Blue L for your J28-K Blue M
J28-K Purple L for your J28-K Purple M
SK30-DS M for your SK30-DS L/XL
J28-K Brazil M for your J28-K Red M or J1WB-E M
J1A-LP M for your J28-K Red M or J1WB-E M