MYSTERY BOX of SLIME GLOVES CHALLENGE!!!

Karina and Ronald make slime by picking ingredients from gloves inside mystery boxes. They can keep-or-switch and comment down below who made a better slime. There are mystery gloves with glue, glitter, activator and other surprising slime ingredients! Subscribe to SIS vs BRO - http://bit.ly/sisvsbro   / sisvsbro_karina_ronald   Subscribe to Karina - http://bit.ly/karinagamer Subscribe to Ronald - http://bit.ly/ronaldomg Subscribe to Aria - https://bit.ly/ariaplays Subscribe to Freddy - http://bit.ly/freddygamer https://www.sisvsbro.com Watch our playlists: BEST VIDEOS    • PANCAKE ART CHALLENGE!!!   CHALLENGES    • PANCAKE ART CHALLENGE!!!   ROUTINES    • Morning Routine / Sister vs Brother   OUTFIT CHALLENGES    • Switching Clothes with my Brother!!!!   SLIME    • DON'T PRESS THE WRONG BUTTON SLIME CHALLENGE!   GUMMY vs REAL    • GUMMY vs REAL   MYSTERY WHEEL    • MYSTERY WHEEL OF PIZZA CHALLENGE!!!   FOOD CHALLENGES    • PANCAKE ART CHALLENGE!!!   BABY SISTER    • Choosing a Name for Our Baby Sister!   FUNNY SKITS    • Sleepover GIRLS vs BOYS   24 HOURS    • 24 HOURS OVERNIGHT IN THE KITCHEN!!!   CHIBI OUR CAT    • We spent $1000 on Cat Toys!!!   Welcome to SIS vs BRO! This is where Karina and Ronald join forces to challenge each other in countless fun videos! Challenges, gaming, and more!!! Be sure to SUBSCRIBE and we will see you in the next video!!!