#1 - HAT: Baby Whale Hat! /HAT
#3 - BUBBLE: Baby Whale Bubble! KNOCKBACK V
#2 - BACKPACK: Baby Whale Backpack! OFF-HAND
#4 - KEYS: Receive 2 Summer Keys! /CRATES

Requires 4 inventory slots to be free. 

All items are cosmetic. Handhelds (Bubble) come with Knockback 5.